217883960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{26833}}^1$

素因数の和:26880

約数の個数: 64

約数和(自身を含む): 579614400

約数和(自身を除く): 361730440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 26833, 53666, 107332, 134165, 187831, 214664, 268330, 375662, 536660, 751324, 778157, 939155, 1073320, 1502648, 1556314, 1878310, 3112628, 3756620, 3890785, 5447099, 6225256, 7513240, 7781570, 10894198, 15563140, 21788396, 27235495, 31126280, 43576792, 54470990, 108941980, 217883960]

約数ペア:

[(1, 217883960), (2, 108941980), (4, 54470990), (5, 43576792), (7, 31126280), (8, 27235495), (10, 21788396), (14, 15563140), (20, 10894198), (28, 7781570), (29, 7513240), (35, 6225256), (40, 5447099), (56, 3890785), (58, 3756620), (70, 3112628), (116, 1878310), (140, 1556314), (145, 1502648), (203, 1073320), (232, 939155), (280, 778157), (290, 751324), (406, 536660), (580, 375662), (812, 268330), (1015, 214664), (1160, 187831), (1624, 134165), (2030, 107332), (4060, 53666), (8120, 26833)]