20455968000

素因数分解:

$2^8\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:527

約数の個数: 576

約数和(自身を含む): 75318227712

約数和(自身を除く): 54862259712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 37, 39, 40, 48, 50, 52, 60, 64, 65, 74, 75, 78, 80, 96, 100, 104, 111, 120, 125, 128, 130, 148, 150, 156, 160, 185, 192, 195, 200, 208, 222, 240, 250, 256, 260, 296, 300, 312, 320, 325, 370, 375, 384, 390, 400, 416, 443, 444, 480, 481, 500, 520, 555, 592, 600, 624, 640, 650, 740, 750, 768, 780, 800, 832, 886, 888, 925, 960, 962, 975, 1000, 1040, 1110, 1184, 1200, 1248, 1280, 1300, 1329, 1443, 1480, 1500, 1560, 1600, 1625, 1664, 1772, 1776, 1850, 1920, 1924, 1950, 2000, 2080, 2215, 2220, 2368, 2400, 2405, 2496, 2600, 2658, 2775, 2886, 2960, 3000, 3120, 3200, 3250, 3328, 3544, 3552, 3700, 3840, 3848, 3900, 4000, 4160, 4430, 4440, 4625, 4736, 4800, 4810, 4875, 4992, 5200, 5316, 5550, 5759, 5772, 5920, 6000, 6240, 6400, 6500, 6645, 7088, 7104, 7215, 7400, 7696, 7800, 8000, 8320, 8860, 8880, 9250, 9472, 9600, 9620, 9750, 9984, 10400, 10632, 11075, 11100, 11518, 11544, 11840, 12000, 12025, 12480, 13000, 13290, 13875, 14176, 14208, 14430, 14800, 15392, 15600, 16000, 16391, 16640, 17277, 17720, 17760, 18500, 19200, 19240, 19500, 20800, 21264, 22150, 22200, 23036, 23088, 23680, 24000, 24050, 24960, 26000, 26580, 27750, 28352, 28416, 28795, 28860, 29600, 30784, 31200, 32000, 32782, 33225, 34554, 35440, 35520, 36075, 37000, 38480, 39000, 41600, 42528, 44300, 44400, 46072, 46176, 47360, 48000, 48100, 49173, 49920, 52000, 53160, 55375, 55500, 56704, 57590, 57720, 59200, 60125, 61568, 62400, 65564, 66450, 69108, 70880, 71040, 72150, 74000, 76960, 78000, 81955, 83200, 85056, 86385, 88600, 88800, 92144, 92352, 96000, 96200, 98346, 104000, 106320, 110750, 111000, 113408, 115180, 115440, 118400, 120250, 123136, 124800, 131128, 132900, 138216, 141760, 142080, 143975, 144300, 148000, 153920, 156000, 163910, 166125, 170112, 172770, 177200, 177600, 180375, 184288, 184704, 192400, 196692, 208000, 212640, 213083, 221500, 222000, 230360, 230880, 236800, 240500, 245865, 249600, 262256, 265800, 276432, 283520, 287950, 288600, 296000, 307840, 312000, 327820, 332250, 340224, 345540, 354400, 355200, 360750, 368576, 369408, 384800, 393384, 409775, 416000, 425280, 426166, 431925, 443000, 444000, 460720, 461760, 481000, 491730, 524512, 531600, 552864, 567040, 575900, 577200, 592000, 615680, 624000, 639249, 655640, 664500, 691080, 708800, 710400, 719875, 721500, 737152, 769600, 786768, 819550, 850560, 852332, 863850, 886000, 888000, 921440, 923520, 962000, 983460, 1049024, 1063200, 1065415, 1105728, 1151800, 1154400, 1184000, 1229325, 1248000, 1278498, 1311280, 1329000, 1382160, 1417600, 1439750, 1443000, 1474304, 1539200, 1573536, 1639100, 1701120, 1704664, 1727700, 1772000, 1776000, 1842880, 1847040, 1924000, 1966920, 2048875, 2098048, 2126400, 2130830, 2159625, 2211456, 2303600, 2308800, 2458650, 2556996, 2622560, 2658000, 2764320, 2835200, 2879500, 2886000, 3078400, 3147072, 3196245, 3278200, 3409328, 3455400, 3544000, 3552000, 3685760, 3848000, 3933840, 4097750, 4196096, 4252800, 4261660, 4319250, 4422912, 4607200, 4617600, 4917300, 5113992, 5245120, 5316000, 5327075, 5528640, 5759000, 5772000, 6146625, 6294144, 6392490, 6556400, 6818656, 6910800, 7088000, 7371520, 7696000, 7867680, 8195500, 8505600, 8523320, 8638500, 9214400, 9235200, 9834600, 10227984, 10490240, 10632000, 10654150, 11057280, 11518000, 11544000, 12293250, 12588288, 12784980, 13112800, 13637312, 13821600, 14176000, 15392000, 15735360, 15981225, 16391000, 17046640, 17277000, 18428800, 19669200, 20455968, 20980480, 21264000, 21308300, 22114560, 23036000, 23088000, 24586500, 25569960, 26225600, 26635375, 27274624, 27643200, 31470720, 31962450, 32782000, 34093280, 34554000, 36857600, 39338400, 40911936, 42528000, 42616600, 46072000, 46176000, 49173000, 51139920, 52451200, 53270750, 54549248, 55286400, 62941440, 63924900, 65564000, 68186560, 69108000, 78676800, 79906125, 81823872, 85233200, 92144000, 98346000, 102279840, 104902400, 106541500, 110572800, 127849800, 131128000, 136373120, 138216000, 157353600, 159812250, 163647744, 170466400, 184288000, 196692000, 204559680, 213083000, 255699600, 262256000, 272746240, 276432000, 314707200, 319624500, 340932800, 393384000, 409119360, 426166000, 511399200, 524512000, 552864000, 639249000, 681865600, 786768000, 818238720, 852332000, 1022798400, 1278498000, 1363731200, 1573536000, 1704664000, 2045596800, 2556996000, 3409328000, 4091193600, 5113992000, 6818656000, 10227984000, 20455968000]

約数ペア:

[(1, 20455968000), (2, 10227984000), (3, 6818656000), (4, 5113992000), (5, 4091193600), (6, 3409328000), (8, 2556996000), (10, 2045596800), (12, 1704664000), (13, 1573536000), (15, 1363731200), (16, 1278498000), (20, 1022798400), (24, 852332000), (25, 818238720), (26, 786768000), (30, 681865600), (32, 639249000), (37, 552864000), (39, 524512000), (40, 511399200), (48, 426166000), (50, 409119360), (52, 393384000), (60, 340932800), (64, 319624500), (65, 314707200), (74, 276432000), (75, 272746240), (78, 262256000), (80, 255699600), (96, 213083000), (100, 204559680), (104, 196692000), (111, 184288000), (120, 170466400), (125, 163647744), (128, 159812250), (130, 157353600), (148, 138216000), (150, 136373120), (156, 131128000), (160, 127849800), (185, 110572800), (192, 106541500), (195, 104902400), (200, 102279840), (208, 98346000), (222, 92144000), (240, 85233200), (250, 81823872), (256, 79906125), (260, 78676800), (296, 69108000), (300, 68186560), (312, 65564000), (320, 63924900), (325, 62941440), (370, 55286400), (375, 54549248), (384, 53270750), (390, 52451200), (400, 51139920), (416, 49173000), (443, 46176000), (444, 46072000), (480, 42616600), (481, 42528000), (500, 40911936), (520, 39338400), (555, 36857600), (592, 34554000), (600, 34093280), (624, 32782000), (640, 31962450), (650, 31470720), (740, 27643200), (750, 27274624), (768, 26635375), (780, 26225600), (800, 25569960), (832, 24586500), (886, 23088000), (888, 23036000), (925, 22114560), (960, 21308300), (962, 21264000), (975, 20980480), (1000, 20455968), (1040, 19669200), (1110, 18428800), (1184, 17277000), (1200, 17046640), (1248, 16391000), (1280, 15981225), (1300, 15735360), (1329, 15392000), (1443, 14176000), (1480, 13821600), (1500, 13637312), (1560, 13112800), (1600, 12784980), (1625, 12588288), (1664, 12293250), (1772, 11544000), (1776, 11518000), (1850, 11057280), (1920, 10654150), (1924, 10632000), (1950, 10490240), (2000, 10227984), (2080, 9834600), (2215, 9235200), (2220, 9214400), (2368, 8638500), (2400, 8523320), (2405, 8505600), (2496, 8195500), (2600, 7867680), (2658, 7696000), (2775, 7371520), (2886, 7088000), (2960, 6910800), (3000, 6818656), (3120, 6556400), (3200, 6392490), (3250, 6294144), (3328, 6146625), (3544, 5772000), (3552, 5759000), (3700, 5528640), (3840, 5327075), (3848, 5316000), (3900, 5245120), (4000, 5113992), (4160, 4917300), (4430, 4617600), (4440, 4607200), (4625, 4422912), (4736, 4319250), (4800, 4261660), (4810, 4252800), (4875, 4196096), (4992, 4097750), (5200, 3933840), (5316, 3848000), (5550, 3685760), (5759, 3552000), (5772, 3544000), (5920, 3455400), (6000, 3409328), (6240, 3278200), (6400, 3196245), (6500, 3147072), (6645, 3078400), (7088, 2886000), (7104, 2879500), (7215, 2835200), (7400, 2764320), (7696, 2658000), (7800, 2622560), (8000, 2556996), (8320, 2458650), (8860, 2308800), (8880, 2303600), (9250, 2211456), (9472, 2159625), (9600, 2130830), (9620, 2126400), (9750, 2098048), (9984, 2048875), (10400, 1966920), (10632, 1924000), (11075, 1847040), (11100, 1842880), (11518, 1776000), (11544, 1772000), (11840, 1727700), (12000, 1704664), (12025, 1701120), (12480, 1639100), (13000, 1573536), (13290, 1539200), (13875, 1474304), (14176, 1443000), (14208, 1439750), (14430, 1417600), (14800, 1382160), (15392, 1329000), (15600, 1311280), (16000, 1278498), (16391, 1248000), (16640, 1229325), (17277, 1184000), (17720, 1154400), (17760, 1151800), (18500, 1105728), (19200, 1065415), (19240, 1063200), (19500, 1049024), (20800, 983460), (21264, 962000), (22150, 923520), (22200, 921440), (23036, 888000), (23088, 886000), (23680, 863850), (24000, 852332), (24050, 850560), (24960, 819550), (26000, 786768), (26580, 769600), (27750, 737152), (28352, 721500), (28416, 719875), (28795, 710400), (28860, 708800), (29600, 691080), (30784, 664500), (31200, 655640), (32000, 639249), (32782, 624000), (33225, 615680), (34554, 592000), (35440, 577200), (35520, 575900), (36075, 567040), (37000, 552864), (38480, 531600), (39000, 524512), (41600, 491730), (42528, 481000), (44300, 461760), (44400, 460720), (46072, 444000), (46176, 443000), (47360, 431925), (48000, 426166), (48100, 425280), (49173, 416000), (49920, 409775), (52000, 393384), (53160, 384800), (55375, 369408), (55500, 368576), (56704, 360750), (57590, 355200), (57720, 354400), (59200, 345540), (60125, 340224), (61568, 332250), (62400, 327820), (65564, 312000), (66450, 307840), (69108, 296000), (70880, 288600), (71040, 287950), (72150, 283520), (74000, 276432), (76960, 265800), (78000, 262256), (81955, 249600), (83200, 245865), (85056, 240500), (86385, 236800), (88600, 230880), (88800, 230360), (92144, 222000), (92352, 221500), (96000, 213083), (96200, 212640), (98346, 208000), (104000, 196692), (106320, 192400), (110750, 184704), (111000, 184288), (113408, 180375), (115180, 177600), (115440, 177200), (118400, 172770), (120250, 170112), (123136, 166125), (124800, 163910), (131128, 156000), (132900, 153920), (138216, 148000), (141760, 144300), (142080, 143975)]