20445320880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1303}}^1$

素因数の和:1409

約数の個数: 480

約数和(自身を含む): 76682711040

約数和(自身を除く): 56237390160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 31, 36, 37, 38, 40, 45, 48, 57, 60, 62, 72, 74, 76, 80, 90, 93, 95, 111, 114, 120, 124, 144, 148, 152, 155, 171, 180, 185, 186, 190, 222, 228, 240, 248, 279, 285, 296, 304, 310, 333, 342, 360, 370, 372, 380, 444, 456, 465, 496, 555, 558, 570, 589, 592, 620, 666, 684, 703, 720, 740, 744, 760, 855, 888, 912, 930, 1110, 1116, 1140, 1147, 1178, 1240, 1303, 1332, 1368, 1395, 1406, 1480, 1488, 1520, 1665, 1710, 1767, 1776, 1860, 2109, 2220, 2232, 2280, 2294, 2356, 2480, 2606, 2664, 2736, 2790, 2812, 2945, 2960, 3330, 3420, 3441, 3515, 3534, 3720, 3909, 4218, 4440, 4464, 4560, 4588, 4712, 5212, 5301, 5328, 5580, 5624, 5735, 5890, 6327, 6515, 6660, 6840, 6882, 7030, 7068, 7440, 7818, 8436, 8835, 8880, 9176, 9424, 10323, 10424, 10545, 10602, 11160, 11248, 11470, 11727, 11780, 12654, 13030, 13320, 13680, 13764, 14060, 14136, 15636, 16872, 17205, 17670, 18352, 19545, 20646, 20848, 21090, 21204, 21793, 22320, 22940, 23454, 23560, 24757, 25308, 26060, 26505, 26640, 27528, 28120, 28272, 31272, 31635, 33744, 34410, 35340, 39090, 40393, 41292, 42180, 42408, 43586, 45880, 46908, 47120, 48211, 49514, 50616, 51615, 52120, 53010, 55056, 56240, 58635, 62544, 63270, 65379, 68820, 70680, 74271, 78180, 80786, 82584, 84360, 84816, 87172, 91760, 93816, 96422, 99028, 101232, 103230, 104240, 106020, 108965, 117270, 121179, 123785, 126540, 130758, 137640, 141360, 144633, 148542, 156360, 161572, 165168, 168720, 174344, 187632, 192844, 196137, 198056, 201965, 206460, 212040, 217930, 222813, 234540, 241055, 242358, 247570, 253080, 261516, 275280, 289266, 297084, 312720, 323144, 326895, 348688, 363537, 371355, 385688, 392274, 396112, 403930, 412920, 424080, 433899, 435860, 445626, 469080, 482110, 484716, 495140, 506160, 523032, 578532, 594168, 605895, 646288, 653790, 723165, 727074, 742710, 767467, 771376, 784548, 807860, 825840, 867798, 871720, 891252, 916009, 938160, 964220, 969432, 980685, 990280, 1046064, 1114065, 1157064, 1188336, 1211790, 1307580, 1446330, 1454148, 1485420, 1494541, 1534934, 1569096, 1615720, 1735596, 1743440, 1782504, 1817685, 1832018, 1928440, 1938864, 1961370, 1980560, 2169495, 2228130, 2302401, 2314128, 2423580, 2615160, 2748027, 2892660, 2908296, 2970840, 2989082, 3069868, 3138192, 3231440, 3471192, 3565008, 3635370, 3664036, 3837335, 3856880, 3922740, 4338990, 4456260, 4483623, 4580045, 4604802, 4847160, 5230320, 5496054, 5785320, 5816592, 5941680, 5978164, 6139736, 6907203, 6942384, 7270740, 7328072, 7472705, 7674670, 7845480, 8244081, 8677980, 8912520, 8967246, 9160090, 9209604, 9694320, 10992108, 11512005, 11570640, 11956328, 12279472, 13450869, 13740135, 13814406, 14541480, 14656144, 14945410, 15349340, 15690960, 16488162, 17355960, 17825040, 17934492, 18320180, 18419208, 21984216, 22418115, 23024010, 23912656, 26901738, 27480270, 27628812, 28396279, 29082960, 29890820, 30698680, 32976324, 34536015, 34711920, 35868984, 36640360, 36838416, 41220405, 43968432, 44836230, 46048020, 53803476, 54960540, 55257624, 56792558, 59781640, 61397360, 65952648, 67254345, 69072030, 71737968, 73280720, 82440810, 85188837, 89672460, 92096040, 107606952, 109921080, 110515248, 113585116, 119563280, 131905296, 134508690, 138144060, 141981395, 164881620, 170377674, 179344920, 184192080, 215213904, 219842160, 227170232, 255566511, 269017380, 276288120, 283962790, 329763240, 340755348, 358689840, 425944185, 454340464, 511133022, 538034760, 552576240, 567925580, 659526480, 681510696, 851888370, 1022266044, 1076069520, 1135851160, 1277832555, 1363021392, 1703776740, 2044532088, 2271702320, 2555665110, 3407553480, 4089064176, 5111330220, 6815106960, 10222660440, 20445320880]

約数ペア:

[(1, 20445320880), (2, 10222660440), (3, 6815106960), (4, 5111330220), (5, 4089064176), (6, 3407553480), (8, 2555665110), (9, 2271702320), (10, 2044532088), (12, 1703776740), (15, 1363021392), (16, 1277832555), (18, 1135851160), (19, 1076069520), (20, 1022266044), (24, 851888370), (30, 681510696), (31, 659526480), (36, 567925580), (37, 552576240), (38, 538034760), (40, 511133022), (45, 454340464), (48, 425944185), (57, 358689840), (60, 340755348), (62, 329763240), (72, 283962790), (74, 276288120), (76, 269017380), (80, 255566511), (90, 227170232), (93, 219842160), (95, 215213904), (111, 184192080), (114, 179344920), (120, 170377674), (124, 164881620), (144, 141981395), (148, 138144060), (152, 134508690), (155, 131905296), (171, 119563280), (180, 113585116), (185, 110515248), (186, 109921080), (190, 107606952), (222, 92096040), (228, 89672460), (240, 85188837), (248, 82440810), (279, 73280720), (285, 71737968), (296, 69072030), (304, 67254345), (310, 65952648), (333, 61397360), (342, 59781640), (360, 56792558), (370, 55257624), (372, 54960540), (380, 53803476), (444, 46048020), (456, 44836230), (465, 43968432), (496, 41220405), (555, 36838416), (558, 36640360), (570, 35868984), (589, 34711920), (592, 34536015), (620, 32976324), (666, 30698680), (684, 29890820), (703, 29082960), (720, 28396279), (740, 27628812), (744, 27480270), (760, 26901738), (855, 23912656), (888, 23024010), (912, 22418115), (930, 21984216), (1110, 18419208), (1116, 18320180), (1140, 17934492), (1147, 17825040), (1178, 17355960), (1240, 16488162), (1303, 15690960), (1332, 15349340), (1368, 14945410), (1395, 14656144), (1406, 14541480), (1480, 13814406), (1488, 13740135), (1520, 13450869), (1665, 12279472), (1710, 11956328), (1767, 11570640), (1776, 11512005), (1860, 10992108), (2109, 9694320), (2220, 9209604), (2232, 9160090), (2280, 8967246), (2294, 8912520), (2356, 8677980), (2480, 8244081), (2606, 7845480), (2664, 7674670), (2736, 7472705), (2790, 7328072), (2812, 7270740), (2945, 6942384), (2960, 6907203), (3330, 6139736), (3420, 5978164), (3441, 5941680), (3515, 5816592), (3534, 5785320), (3720, 5496054), (3909, 5230320), (4218, 4847160), (4440, 4604802), (4464, 4580045), (4560, 4483623), (4588, 4456260), (4712, 4338990), (5212, 3922740), (5301, 3856880), (5328, 3837335), (5580, 3664036), (5624, 3635370), (5735, 3565008), (5890, 3471192), (6327, 3231440), (6515, 3138192), (6660, 3069868), (6840, 2989082), (6882, 2970840), (7030, 2908296), (7068, 2892660), (7440, 2748027), (7818, 2615160), (8436, 2423580), (8835, 2314128), (8880, 2302401), (9176, 2228130), (9424, 2169495), (10323, 1980560), (10424, 1961370), (10545, 1938864), (10602, 1928440), (11160, 1832018), (11248, 1817685), (11470, 1782504), (11727, 1743440), (11780, 1735596), (12654, 1615720), (13030, 1569096), (13320, 1534934), (13680, 1494541), (13764, 1485420), (14060, 1454148), (14136, 1446330), (15636, 1307580), (16872, 1211790), (17205, 1188336), (17670, 1157064), (18352, 1114065), (19545, 1046064), (20646, 990280), (20848, 980685), (21090, 969432), (21204, 964220), (21793, 938160), (22320, 916009), (22940, 891252), (23454, 871720), (23560, 867798), (24757, 825840), (25308, 807860), (26060, 784548), (26505, 771376), (26640, 767467), (27528, 742710), (28120, 727074), (28272, 723165), (31272, 653790), (31635, 646288), (33744, 605895), (34410, 594168), (35340, 578532), (39090, 523032), (40393, 506160), (41292, 495140), (42180, 484716), (42408, 482110), (43586, 469080), (45880, 445626), (46908, 435860), (47120, 433899), (48211, 424080), (49514, 412920), (50616, 403930), (51615, 396112), (52120, 392274), (53010, 385688), (55056, 371355), (56240, 363537), (58635, 348688), (62544, 326895), (63270, 323144), (65379, 312720), (68820, 297084), (70680, 289266), (74271, 275280), (78180, 261516), (80786, 253080), (82584, 247570), (84360, 242358), (84816, 241055), (87172, 234540), (91760, 222813), (93816, 217930), (96422, 212040), (99028, 206460), (101232, 201965), (103230, 198056), (104240, 196137), (106020, 192844), (108965, 187632), (117270, 174344), (121179, 168720), (123785, 165168), (126540, 161572), (130758, 156360), (137640, 148542), (141360, 144633)]