313037080

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{991}}^1$

素因数の和:1204

約数の個数: 64

約数和(自身を含む): 723168000

約数和(自身を除く): 410130920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 149, 212, 265, 298, 424, 530, 596, 745, 991, 1060, 1192, 1490, 1982, 2120, 2980, 3964, 4955, 5960, 7897, 7928, 9910, 15794, 19820, 31588, 39485, 39640, 52523, 63176, 78970, 105046, 147659, 157940, 210092, 262615, 295318, 315880, 420184, 525230, 590636, 738295, 1050460, 1181272, 1476590, 2100920, 2953180, 5906360, 7825927, 15651854, 31303708, 39129635, 62607416, 78259270, 156518540, 313037080]

約数ペア:

[(1, 313037080), (2, 156518540), (4, 78259270), (5, 62607416), (8, 39129635), (10, 31303708), (20, 15651854), (40, 7825927), (53, 5906360), (106, 2953180), (149, 2100920), (212, 1476590), (265, 1181272), (298, 1050460), (424, 738295), (530, 590636), (596, 525230), (745, 420184), (991, 315880), (1060, 295318), (1192, 262615), (1490, 210092), (1982, 157940), (2120, 147659), (2980, 105046), (3964, 78970), (4955, 63176), (5960, 52523), (7897, 39640), (7928, 39485), (9910, 31588), (15794, 19820)]