1320690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:367

約数の個数: 64

約数和(自身を含む): 3824640

約数和(自身を除く): 2503950

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 331, 399, 570, 662, 665, 798, 993, 1330, 1655, 1986, 1995, 2317, 3310, 3990, 4634, 4965, 6289, 6951, 9930, 11585, 12578, 13902, 18867, 23170, 31445, 34755, 37734, 44023, 62890, 69510, 88046, 94335, 132069, 188670, 220115, 264138, 440230, 660345, 1320690]

約数ペア:

[(1, 1320690), (2, 660345), (3, 440230), (5, 264138), (6, 220115), (7, 188670), (10, 132069), (14, 94335), (15, 88046), (19, 69510), (21, 62890), (30, 44023), (35, 37734), (38, 34755), (42, 31445), (57, 23170), (70, 18867), (95, 13902), (105, 12578), (114, 11585), (133, 9930), (190, 6951), (210, 6289), (266, 4965), (285, 4634), (331, 3990), (399, 3310), (570, 2317), (662, 1995), (665, 1986), (798, 1655), (993, 1330)]