308936080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2897}}^1$

素因数の和:2984

約数の個数: 80

約数和(自身を含む): 758951424

約数和(自身を除く): 450015344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 43, 62, 80, 86, 124, 155, 172, 215, 248, 310, 344, 430, 496, 620, 688, 860, 1240, 1333, 1720, 2480, 2666, 2897, 3440, 5332, 5794, 6665, 10664, 11588, 13330, 14485, 21328, 23176, 26660, 28970, 46352, 53320, 57940, 89807, 106640, 115880, 124571, 179614, 231760, 249142, 359228, 449035, 498284, 622855, 718456, 898070, 996568, 1245710, 1436912, 1796140, 1993136, 2491420, 3592280, 3861701, 4982840, 7184560, 7723402, 9965680, 15446804, 19308505, 30893608, 38617010, 61787216, 77234020, 154468040, 308936080]

約数ペア:

[(1, 308936080), (2, 154468040), (4, 77234020), (5, 61787216), (8, 38617010), (10, 30893608), (16, 19308505), (20, 15446804), (31, 9965680), (40, 7723402), (43, 7184560), (62, 4982840), (80, 3861701), (86, 3592280), (124, 2491420), (155, 1993136), (172, 1796140), (215, 1436912), (248, 1245710), (310, 996568), (344, 898070), (430, 718456), (496, 622855), (620, 498284), (688, 449035), (860, 359228), (1240, 249142), (1333, 231760), (1720, 179614), (2480, 124571), (2666, 115880), (2897, 106640), (3440, 89807), (5332, 57940), (5794, 53320), (6665, 46352), (10664, 28970), (11588, 26660), (13330, 23176), (14485, 21328)]