217061520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2399}}^1$

素因数の和:2457

約数の個数: 160

約数和(自身を含む): 749952000

約数和(自身を除く): 532890480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 39, 40, 48, 52, 58, 60, 65, 78, 80, 87, 104, 116, 120, 130, 145, 156, 174, 195, 208, 232, 240, 260, 290, 312, 348, 377, 390, 435, 464, 520, 580, 624, 696, 754, 780, 870, 1040, 1131, 1160, 1392, 1508, 1560, 1740, 1885, 2262, 2320, 2399, 3016, 3120, 3480, 3770, 4524, 4798, 5655, 6032, 6960, 7197, 7540, 9048, 9596, 11310, 11995, 14394, 15080, 18096, 19192, 22620, 23990, 28788, 30160, 31187, 35985, 38384, 45240, 47980, 57576, 62374, 69571, 71970, 90480, 93561, 95960, 115152, 124748, 139142, 143940, 155935, 187122, 191920, 208713, 249496, 278284, 287880, 311870, 347855, 374244, 417426, 467805, 498992, 556568, 575760, 623740, 695710, 748488, 834852, 904423, 935610, 1043565, 1113136, 1247480, 1391420, 1496976, 1669704, 1808846, 1871220, 2087130, 2494960, 2713269, 2782840, 3339408, 3617692, 3742440, 4174260, 4522115, 5426538, 5565680, 7235384, 7484880, 8348520, 9044230, 10853076, 13566345, 14470768, 16697040, 18088460, 21706152, 27132690, 36176920, 43412304, 54265380, 72353840, 108530760, 217061520]

約数ペア:

[(1, 217061520), (2, 108530760), (3, 72353840), (4, 54265380), (5, 43412304), (6, 36176920), (8, 27132690), (10, 21706152), (12, 18088460), (13, 16697040), (15, 14470768), (16, 13566345), (20, 10853076), (24, 9044230), (26, 8348520), (29, 7484880), (30, 7235384), (39, 5565680), (40, 5426538), (48, 4522115), (52, 4174260), (58, 3742440), (60, 3617692), (65, 3339408), (78, 2782840), (80, 2713269), (87, 2494960), (104, 2087130), (116, 1871220), (120, 1808846), (130, 1669704), (145, 1496976), (156, 1391420), (174, 1247480), (195, 1113136), (208, 1043565), (232, 935610), (240, 904423), (260, 834852), (290, 748488), (312, 695710), (348, 623740), (377, 575760), (390, 556568), (435, 498992), (464, 467805), (520, 417426), (580, 374244), (624, 347855), (696, 311870), (754, 287880), (780, 278284), (870, 249496), (1040, 208713), (1131, 191920), (1160, 187122), (1392, 155935), (1508, 143940), (1560, 139142), (1740, 124748), (1885, 115152), (2262, 95960), (2320, 93561), (2399, 90480), (3016, 71970), (3120, 69571), (3480, 62374), (3770, 57576), (4524, 47980), (4798, 45240), (5655, 38384), (6032, 35985), (6960, 31187), (7197, 30160), (7540, 28788), (9048, 23990), (9596, 22620), (11310, 19192), (11995, 18096), (14394, 15080)]