415686440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:403

約数の個数: 128

約数和(自身を含む): 1053803520

約数和(自身を除く): 638117080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 107, 124, 130, 155, 214, 241, 248, 260, 310, 403, 428, 482, 520, 535, 620, 806, 856, 964, 1070, 1205, 1240, 1391, 1612, 1928, 2015, 2140, 2410, 2782, 3133, 3224, 3317, 4030, 4280, 4820, 5564, 6266, 6634, 6955, 7471, 8060, 9640, 11128, 12532, 13268, 13910, 14942, 15665, 16120, 16585, 25064, 25787, 26536, 27820, 29884, 31330, 33170, 37355, 43121, 51574, 55640, 59768, 62660, 66340, 74710, 86242, 97123, 103148, 125320, 128935, 132680, 149420, 172484, 194246, 206296, 215605, 257870, 298840, 335231, 344968, 388492, 431210, 485615, 515740, 670462, 776984, 799397, 862420, 971230, 1031480, 1340924, 1598794, 1676155, 1724840, 1942460, 2681848, 3197588, 3352310, 3884920, 3996985, 6395176, 6704620, 7993970, 10392161, 13409240, 15987940, 20784322, 31975880, 41568644, 51960805, 83137288, 103921610, 207843220, 415686440]

約数ペア:

[(1, 415686440), (2, 207843220), (4, 103921610), (5, 83137288), (8, 51960805), (10, 41568644), (13, 31975880), (20, 20784322), (26, 15987940), (31, 13409240), (40, 10392161), (52, 7993970), (62, 6704620), (65, 6395176), (104, 3996985), (107, 3884920), (124, 3352310), (130, 3197588), (155, 2681848), (214, 1942460), (241, 1724840), (248, 1676155), (260, 1598794), (310, 1340924), (403, 1031480), (428, 971230), (482, 862420), (520, 799397), (535, 776984), (620, 670462), (806, 515740), (856, 485615), (964, 431210), (1070, 388492), (1205, 344968), (1240, 335231), (1391, 298840), (1612, 257870), (1928, 215605), (2015, 206296), (2140, 194246), (2410, 172484), (2782, 149420), (3133, 132680), (3224, 128935), (3317, 125320), (4030, 103148), (4280, 97123), (4820, 86242), (5564, 74710), (6266, 66340), (6634, 62660), (6955, 59768), (7471, 55640), (8060, 51574), (9640, 43121), (11128, 37355), (12532, 33170), (13268, 31330), (13910, 29884), (14942, 27820), (15665, 26536), (16120, 25787), (16585, 25064)]