641975040

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:472

約数の個数: 432

約数和(自身を含む): 2678457600

約数和(自身を除く): 2036482560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 64, 70, 72, 76, 80, 84, 90, 95, 96, 105, 112, 114, 120, 126, 128, 133, 140, 144, 152, 160, 168, 171, 180, 190, 192, 210, 224, 228, 240, 252, 256, 266, 280, 285, 288, 304, 315, 320, 336, 342, 360, 380, 384, 399, 419, 420, 448, 456, 480, 504, 532, 560, 570, 576, 608, 630, 640, 665, 672, 684, 720, 760, 768, 798, 838, 840, 855, 896, 912, 960, 1008, 1064, 1120, 1140, 1152, 1197, 1216, 1257, 1260, 1280, 1330, 1344, 1368, 1440, 1520, 1596, 1676, 1680, 1710, 1792, 1824, 1920, 1995, 2016, 2095, 2128, 2240, 2280, 2304, 2394, 2432, 2514, 2520, 2660, 2688, 2736, 2880, 2933, 3040, 3192, 3352, 3360, 3420, 3648, 3771, 3840, 3990, 4032, 4190, 4256, 4480, 4560, 4788, 4864, 5028, 5040, 5320, 5376, 5472, 5760, 5866, 5985, 6080, 6285, 6384, 6704, 6720, 6840, 7296, 7542, 7961, 7980, 8064, 8380, 8512, 8799, 8960, 9120, 9576, 10056, 10080, 10640, 10944, 11520, 11732, 11970, 12160, 12570, 12768, 13408, 13440, 13680, 14592, 14665, 15084, 15922, 15960, 16128, 16760, 17024, 17598, 18240, 18855, 19152, 20112, 20160, 21280, 21888, 23464, 23883, 23940, 24320, 25140, 25536, 26397, 26816, 26880, 27360, 29330, 30168, 31844, 31920, 33520, 34048, 35196, 36480, 37710, 38304, 39805, 40224, 40320, 42560, 43776, 43995, 46928, 47766, 47880, 50280, 51072, 52794, 53632, 54720, 55727, 58660, 60336, 63688, 63840, 67040, 70392, 71649, 72960, 75420, 76608, 79610, 80448, 80640, 85120, 87990, 93856, 95532, 95760, 100560, 102144, 105588, 107264, 109440, 111454, 117320, 119415, 120672, 127376, 127680, 131985, 134080, 140784, 143298, 150840, 153216, 159220, 160896, 167181, 170240, 175980, 187712, 191064, 191520, 201120, 211176, 218880, 222908, 234640, 238830, 241344, 254752, 255360, 263970, 268160, 278635, 281568, 286596, 301680, 306432, 318440, 321792, 334362, 351960, 358245, 375424, 382128, 383040, 402240, 422352, 445816, 469280, 477660, 482688, 501543, 509504, 510720, 527940, 536320, 557270, 563136, 573192, 603360, 636880, 668724, 703920, 716490, 750848, 764256, 766080, 804480, 835905, 844704, 891632, 938560, 955320, 965376, 1003086, 1019008, 1055880, 1114540, 1126272, 1146384, 1206720, 1273760, 1337448, 1407840, 1432980, 1528512, 1532160, 1608960, 1671810, 1689408, 1783264, 1877120, 1910640, 2006172, 2038016, 2111760, 2229080, 2252544, 2292768, 2413440, 2507715, 2547520, 2674896, 2815680, 2865960, 3057024, 3343620, 3378816, 3566528, 3754240, 3821280, 4012344, 4223520, 4458160, 4585536, 4826880, 5015430, 5095040, 5349792, 5631360, 5731920, 6114048, 6687240, 6757632, 7133056, 7642560, 8024688, 8447040, 8916320, 9171072, 10030860, 10190080, 10699584, 11262720, 11463840, 13374480, 14266112, 15285120, 16049376, 16894080, 17832640, 18342144, 20061720, 21399168, 22927680, 26748960, 30570240, 32098752, 33788160, 35665280, 40123440, 42798336, 45855360, 53497920, 64197504, 71330560, 80246880, 91710720, 106995840, 128395008, 160493760, 213991680, 320987520, 641975040]

約数ペア:

[(1, 641975040), (2, 320987520), (3, 213991680), (4, 160493760), (5, 128395008), (6, 106995840), (7, 91710720), (8, 80246880), (9, 71330560), (10, 64197504), (12, 53497920), (14, 45855360), (15, 42798336), (16, 40123440), (18, 35665280), (19, 33788160), (20, 32098752), (21, 30570240), (24, 26748960), (28, 22927680), (30, 21399168), (32, 20061720), (35, 18342144), (36, 17832640), (38, 16894080), (40, 16049376), (42, 15285120), (45, 14266112), (48, 13374480), (56, 11463840), (57, 11262720), (60, 10699584), (63, 10190080), (64, 10030860), (70, 9171072), (72, 8916320), (76, 8447040), (80, 8024688), (84, 7642560), (90, 7133056), (95, 6757632), (96, 6687240), (105, 6114048), (112, 5731920), (114, 5631360), (120, 5349792), (126, 5095040), (128, 5015430), (133, 4826880), (140, 4585536), (144, 4458160), (152, 4223520), (160, 4012344), (168, 3821280), (171, 3754240), (180, 3566528), (190, 3378816), (192, 3343620), (210, 3057024), (224, 2865960), (228, 2815680), (240, 2674896), (252, 2547520), (256, 2507715), (266, 2413440), (280, 2292768), (285, 2252544), (288, 2229080), (304, 2111760), (315, 2038016), (320, 2006172), (336, 1910640), (342, 1877120), (360, 1783264), (380, 1689408), (384, 1671810), (399, 1608960), (419, 1532160), (420, 1528512), (448, 1432980), (456, 1407840), (480, 1337448), (504, 1273760), (532, 1206720), (560, 1146384), (570, 1126272), (576, 1114540), (608, 1055880), (630, 1019008), (640, 1003086), (665, 965376), (672, 955320), (684, 938560), (720, 891632), (760, 844704), (768, 835905), (798, 804480), (838, 766080), (840, 764256), (855, 750848), (896, 716490), (912, 703920), (960, 668724), (1008, 636880), (1064, 603360), (1120, 573192), (1140, 563136), (1152, 557270), (1197, 536320), (1216, 527940), (1257, 510720), (1260, 509504), (1280, 501543), (1330, 482688), (1344, 477660), (1368, 469280), (1440, 445816), (1520, 422352), (1596, 402240), (1676, 383040), (1680, 382128), (1710, 375424), (1792, 358245), (1824, 351960), (1920, 334362), (1995, 321792), (2016, 318440), (2095, 306432), (2128, 301680), (2240, 286596), (2280, 281568), (2304, 278635), (2394, 268160), (2432, 263970), (2514, 255360), (2520, 254752), (2660, 241344), (2688, 238830), (2736, 234640), (2880, 222908), (2933, 218880), (3040, 211176), (3192, 201120), (3352, 191520), (3360, 191064), (3420, 187712), (3648, 175980), (3771, 170240), (3840, 167181), (3990, 160896), (4032, 159220), (4190, 153216), (4256, 150840), (4480, 143298), (4560, 140784), (4788, 134080), (4864, 131985), (5028, 127680), (5040, 127376), (5320, 120672), (5376, 119415), (5472, 117320), (5760, 111454), (5866, 109440), (5985, 107264), (6080, 105588), (6285, 102144), (6384, 100560), (6704, 95760), (6720, 95532), (6840, 93856), (7296, 87990), (7542, 85120), (7961, 80640), (7980, 80448), (8064, 79610), (8380, 76608), (8512, 75420), (8799, 72960), (8960, 71649), (9120, 70392), (9576, 67040), (10056, 63840), (10080, 63688), (10640, 60336), (10944, 58660), (11520, 55727), (11732, 54720), (11970, 53632), (12160, 52794), (12570, 51072), (12768, 50280), (13408, 47880), (13440, 47766), (13680, 46928), (14592, 43995), (14665, 43776), (15084, 42560), (15922, 40320), (15960, 40224), (16128, 39805), (16760, 38304), (17024, 37710), (17598, 36480), (18240, 35196), (18855, 34048), (19152, 33520), (20112, 31920), (20160, 31844), (21280, 30168), (21888, 29330), (23464, 27360), (23883, 26880), (23940, 26816), (24320, 26397), (25140, 25536)]