259205520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{557}}^1$

素因数の和:857

約数の個数: 160

約数和(自身を含む): 923298048

約数和(自身を除く): 664092528

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 277, 280, 336, 420, 554, 557, 560, 831, 840, 1108, 1114, 1385, 1662, 1671, 1680, 1939, 2216, 2228, 2770, 2785, 3324, 3342, 3878, 3899, 4155, 4432, 4456, 5540, 5570, 5817, 6648, 6684, 7756, 7798, 8310, 8355, 8912, 9695, 11080, 11140, 11634, 11697, 13296, 13368, 15512, 15596, 16620, 16710, 19390, 19495, 22160, 22280, 23268, 23394, 26736, 29085, 31024, 31192, 33240, 33420, 38780, 38990, 44560, 46536, 46788, 58170, 58485, 62384, 66480, 66840, 77560, 77980, 93072, 93576, 116340, 116970, 133680, 154289, 155120, 155960, 187152, 232680, 233940, 308578, 311920, 462867, 465360, 467880, 617156, 771445, 925734, 935760, 1080023, 1234312, 1542890, 1851468, 2160046, 2314335, 2468624, 3085780, 3240069, 3702936, 4320092, 4628670, 5400115, 6171560, 6480138, 7405872, 8640184, 9257340, 10800230, 12343120, 12960276, 16200345, 17280368, 18514680, 21600460, 25920552, 32400690, 37029360, 43200920, 51841104, 64801380, 86401840, 129602760, 259205520]

約数ペア:

[(1, 259205520), (2, 129602760), (3, 86401840), (4, 64801380), (5, 51841104), (6, 43200920), (7, 37029360), (8, 32400690), (10, 25920552), (12, 21600460), (14, 18514680), (15, 17280368), (16, 16200345), (20, 12960276), (21, 12343120), (24, 10800230), (28, 9257340), (30, 8640184), (35, 7405872), (40, 6480138), (42, 6171560), (48, 5400115), (56, 4628670), (60, 4320092), (70, 3702936), (80, 3240069), (84, 3085780), (105, 2468624), (112, 2314335), (120, 2160046), (140, 1851468), (168, 1542890), (210, 1234312), (240, 1080023), (277, 935760), (280, 925734), (336, 771445), (420, 617156), (554, 467880), (557, 465360), (560, 462867), (831, 311920), (840, 308578), (1108, 233940), (1114, 232680), (1385, 187152), (1662, 155960), (1671, 155120), (1680, 154289), (1939, 133680), (2216, 116970), (2228, 116340), (2770, 93576), (2785, 93072), (3324, 77980), (3342, 77560), (3878, 66840), (3899, 66480), (4155, 62384), (4432, 58485), (4456, 58170), (5540, 46788), (5570, 46536), (5817, 44560), (6648, 38990), (6684, 38780), (7756, 33420), (7798, 33240), (8310, 31192), (8355, 31024), (8912, 29085), (9695, 26736), (11080, 23394), (11140, 23268), (11634, 22280), (11697, 22160), (13296, 19495), (13368, 19390), (15512, 16710), (15596, 16620)]