73978440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{977}}^1$

素因数の和:1622

約数の個数: 64

約数和(自身を含む): 222514560

約数和(自身を除く): 148536120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 631, 977, 1262, 1893, 1954, 2524, 2931, 3155, 3786, 3908, 4885, 5048, 5862, 6310, 7572, 7816, 9465, 9770, 11724, 12620, 14655, 15144, 18930, 19540, 23448, 25240, 29310, 37860, 39080, 58620, 75720, 117240, 616487, 1232974, 1849461, 2465948, 3082435, 3698922, 4931896, 6164870, 7397844, 9247305, 12329740, 14795688, 18494610, 24659480, 36989220, 73978440]

約数ペア:

[(1, 73978440), (2, 36989220), (3, 24659480), (4, 18494610), (5, 14795688), (6, 12329740), (8, 9247305), (10, 7397844), (12, 6164870), (15, 4931896), (20, 3698922), (24, 3082435), (30, 2465948), (40, 1849461), (60, 1232974), (120, 616487), (631, 117240), (977, 75720), (1262, 58620), (1893, 39080), (1954, 37860), (2524, 29310), (2931, 25240), (3155, 23448), (3786, 19540), (3908, 18930), (4885, 15144), (5048, 14655), (5862, 12620), (6310, 11724), (7572, 9770), (7816, 9465)]