204396720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{557}}^1$

素因数の和:723

約数の個数: 160

約数和(自身を含む): 697455360

約数和(自身を除く): 493058640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 139, 165, 176, 220, 240, 264, 278, 330, 417, 440, 528, 556, 557, 660, 695, 834, 880, 1112, 1114, 1320, 1390, 1529, 1668, 1671, 2085, 2224, 2228, 2640, 2780, 2785, 3058, 3336, 3342, 4170, 4456, 4587, 5560, 5570, 6116, 6127, 6672, 6684, 7645, 8340, 8355, 8912, 9174, 11120, 11140, 12232, 12254, 13368, 15290, 16680, 16710, 18348, 18381, 22280, 22935, 24464, 24508, 26736, 30580, 30635, 33360, 33420, 36696, 36762, 44560, 45870, 49016, 61160, 61270, 66840, 73392, 73524, 77423, 91740, 91905, 98032, 122320, 122540, 133680, 147048, 154846, 183480, 183810, 232269, 245080, 294096, 309692, 366960, 367620, 387115, 464538, 490160, 619384, 735240, 774230, 851653, 929076, 1161345, 1238768, 1470480, 1548460, 1703306, 1858152, 2322690, 2554959, 3096920, 3406612, 3716304, 4258265, 4645380, 5109918, 6193840, 6813224, 8516530, 9290760, 10219836, 12774795, 13626448, 17033060, 18581520, 20439672, 25549590, 34066120, 40879344, 51099180, 68132240, 102198360, 204396720]

約数ペア:

[(1, 204396720), (2, 102198360), (3, 68132240), (4, 51099180), (5, 40879344), (6, 34066120), (8, 25549590), (10, 20439672), (11, 18581520), (12, 17033060), (15, 13626448), (16, 12774795), (20, 10219836), (22, 9290760), (24, 8516530), (30, 6813224), (33, 6193840), (40, 5109918), (44, 4645380), (48, 4258265), (55, 3716304), (60, 3406612), (66, 3096920), (80, 2554959), (88, 2322690), (110, 1858152), (120, 1703306), (132, 1548460), (139, 1470480), (165, 1238768), (176, 1161345), (220, 929076), (240, 851653), (264, 774230), (278, 735240), (330, 619384), (417, 490160), (440, 464538), (528, 387115), (556, 367620), (557, 366960), (660, 309692), (695, 294096), (834, 245080), (880, 232269), (1112, 183810), (1114, 183480), (1320, 154846), (1390, 147048), (1529, 133680), (1668, 122540), (1671, 122320), (2085, 98032), (2224, 91905), (2228, 91740), (2640, 77423), (2780, 73524), (2785, 73392), (3058, 66840), (3336, 61270), (3342, 61160), (4170, 49016), (4456, 45870), (4587, 44560), (5560, 36762), (5570, 36696), (6116, 33420), (6127, 33360), (6672, 30635), (6684, 30580), (7645, 26736), (8340, 24508), (8355, 24464), (8912, 22935), (9174, 22280), (11120, 18381), (11140, 18348), (12232, 16710), (12254, 16680), (13368, 15290)]