20201700480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{15271}}^1$

素因数の和:15359

約数の個数: 256

約数和(自身を含む): 70659267840

約数和(自身を除く): 50457567360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 53, 60, 64, 65, 78, 80, 96, 104, 106, 120, 128, 130, 156, 159, 160, 192, 195, 208, 212, 240, 260, 265, 312, 318, 320, 384, 390, 416, 424, 480, 520, 530, 624, 636, 640, 689, 780, 795, 832, 848, 960, 1040, 1060, 1248, 1272, 1378, 1560, 1590, 1664, 1696, 1920, 2067, 2080, 2120, 2496, 2544, 2756, 3120, 3180, 3392, 3445, 4134, 4160, 4240, 4992, 5088, 5512, 6240, 6360, 6784, 6890, 8268, 8320, 8480, 10176, 10335, 11024, 12480, 12720, 13780, 15271, 16536, 16960, 20352, 20670, 22048, 24960, 25440, 27560, 30542, 33072, 33920, 41340, 44096, 45813, 50880, 55120, 61084, 66144, 76355, 82680, 88192, 91626, 101760, 110240, 122168, 132288, 152710, 165360, 183252, 198523, 220480, 229065, 244336, 264576, 305420, 330720, 366504, 397046, 440960, 458130, 488672, 595569, 610840, 661440, 733008, 794092, 809363, 916260, 977344, 992615, 1191138, 1221680, 1322880, 1466016, 1588184, 1618726, 1832520, 1954688, 1985230, 2382276, 2428089, 2443360, 2932032, 2977845, 3176368, 3237452, 3665040, 3970460, 4046815, 4764552, 4856178, 4886720, 5864064, 5955690, 6352736, 6474904, 7330080, 7940920, 8093630, 9529104, 9712356, 9773440, 10521719, 11911380, 12140445, 12705472, 12949808, 14660160, 15881840, 16187260, 19058208, 19424712, 21043438, 23822760, 24280890, 25410944, 25899616, 29320320, 31565157, 31763680, 32374520, 38116416, 38849424, 42086876, 47645520, 48561780, 51799232, 52608595, 63130314, 63527360, 64749040, 76232832, 77698848, 84173752, 95291040, 97123560, 103598464, 105217190, 126260628, 127054720, 129498080, 155397696, 157825785, 168347504, 190582080, 194247120, 210434380, 252521256, 258996160, 310795392, 315651570, 336695008, 381164160, 388494240, 420868760, 505042512, 517992320, 631303140, 673390016, 776988480, 841737520, 1010085024, 1262606280, 1346780032, 1553976960, 1683475040, 2020170048, 2525212560, 3366950080, 4040340096, 5050425120, 6733900160, 10100850240, 20201700480]

約数ペア:

[(1, 20201700480), (2, 10100850240), (3, 6733900160), (4, 5050425120), (5, 4040340096), (6, 3366950080), (8, 2525212560), (10, 2020170048), (12, 1683475040), (13, 1553976960), (15, 1346780032), (16, 1262606280), (20, 1010085024), (24, 841737520), (26, 776988480), (30, 673390016), (32, 631303140), (39, 517992320), (40, 505042512), (48, 420868760), (52, 388494240), (53, 381164160), (60, 336695008), (64, 315651570), (65, 310795392), (78, 258996160), (80, 252521256), (96, 210434380), (104, 194247120), (106, 190582080), (120, 168347504), (128, 157825785), (130, 155397696), (156, 129498080), (159, 127054720), (160, 126260628), (192, 105217190), (195, 103598464), (208, 97123560), (212, 95291040), (240, 84173752), (260, 77698848), (265, 76232832), (312, 64749040), (318, 63527360), (320, 63130314), (384, 52608595), (390, 51799232), (416, 48561780), (424, 47645520), (480, 42086876), (520, 38849424), (530, 38116416), (624, 32374520), (636, 31763680), (640, 31565157), (689, 29320320), (780, 25899616), (795, 25410944), (832, 24280890), (848, 23822760), (960, 21043438), (1040, 19424712), (1060, 19058208), (1248, 16187260), (1272, 15881840), (1378, 14660160), (1560, 12949808), (1590, 12705472), (1664, 12140445), (1696, 11911380), (1920, 10521719), (2067, 9773440), (2080, 9712356), (2120, 9529104), (2496, 8093630), (2544, 7940920), (2756, 7330080), (3120, 6474904), (3180, 6352736), (3392, 5955690), (3445, 5864064), (4134, 4886720), (4160, 4856178), (4240, 4764552), (4992, 4046815), (5088, 3970460), (5512, 3665040), (6240, 3237452), (6360, 3176368), (6784, 2977845), (6890, 2932032), (8268, 2443360), (8320, 2428089), (8480, 2382276), (10176, 1985230), (10335, 1954688), (11024, 1832520), (12480, 1618726), (12720, 1588184), (13780, 1466016), (15271, 1322880), (16536, 1221680), (16960, 1191138), (20352, 992615), (20670, 977344), (22048, 916260), (24960, 809363), (25440, 794092), (27560, 733008), (30542, 661440), (33072, 610840), (33920, 595569), (41340, 488672), (44096, 458130), (45813, 440960), (50880, 397046), (55120, 366504), (61084, 330720), (66144, 305420), (76355, 264576), (82680, 244336), (88192, 229065), (91626, 220480), (101760, 198523), (110240, 183252), (122168, 165360), (132288, 152710)]