406458240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1523}}^1$

素因数の和:1684

約数の個数: 128

約数和(自身を含む): 1305763200

約数和(自身を除く): 899304960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 139, 160, 192, 240, 278, 320, 384, 417, 480, 556, 640, 695, 834, 960, 1112, 1390, 1523, 1668, 1920, 2085, 2224, 2780, 3046, 3336, 4170, 4448, 4569, 5560, 6092, 6672, 7615, 8340, 8896, 9138, 11120, 12184, 13344, 15230, 16680, 17792, 18276, 22240, 22845, 24368, 26688, 30460, 33360, 36552, 44480, 45690, 48736, 53376, 60920, 66720, 73104, 88960, 91380, 97472, 121840, 133440, 146208, 182760, 194944, 211697, 243680, 266880, 292416, 365520, 423394, 487360, 584832, 635091, 731040, 846788, 974720, 1058485, 1270182, 1462080, 1693576, 2116970, 2540364, 2924160, 3175455, 3387152, 4233940, 5080728, 6350910, 6774304, 8467880, 10161456, 12701820, 13548608, 16935760, 20322912, 25403640, 27097216, 33871520, 40645824, 50807280, 67743040, 81291648, 101614560, 135486080, 203229120, 406458240]

約数ペア:

[(1, 406458240), (2, 203229120), (3, 135486080), (4, 101614560), (5, 81291648), (6, 67743040), (8, 50807280), (10, 40645824), (12, 33871520), (15, 27097216), (16, 25403640), (20, 20322912), (24, 16935760), (30, 13548608), (32, 12701820), (40, 10161456), (48, 8467880), (60, 6774304), (64, 6350910), (80, 5080728), (96, 4233940), (120, 3387152), (128, 3175455), (139, 2924160), (160, 2540364), (192, 2116970), (240, 1693576), (278, 1462080), (320, 1270182), (384, 1058485), (417, 974720), (480, 846788), (556, 731040), (640, 635091), (695, 584832), (834, 487360), (960, 423394), (1112, 365520), (1390, 292416), (1523, 266880), (1668, 243680), (1920, 211697), (2085, 194944), (2224, 182760), (2780, 146208), (3046, 133440), (3336, 121840), (4170, 97472), (4448, 91380), (4569, 88960), (5560, 73104), (6092, 66720), (6672, 60920), (7615, 53376), (8340, 48736), (8896, 45690), (9138, 44480), (11120, 36552), (12184, 33360), (13344, 30460), (15230, 26688), (16680, 24368), (17792, 22845), (18276, 22240)]