139609860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{178987}}^1$

素因数の和:179012

約数の個数: 48

約数和(自身を含む): 420979776

約数和(自身を除く): 281369916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 178987, 357974, 536961, 715948, 894935, 1073922, 1789870, 2147844, 2326831, 2684805, 3579740, 4653662, 5369610, 6980493, 9307324, 10739220, 11634155, 13960986, 23268310, 27921972, 34902465, 46536620, 69804930, 139609860]

約数ペア:

[(1, 139609860), (2, 69804930), (3, 46536620), (4, 34902465), (5, 27921972), (6, 23268310), (10, 13960986), (12, 11634155), (13, 10739220), (15, 9307324), (20, 6980493), (26, 5369610), (30, 4653662), (39, 3579740), (52, 2684805), (60, 2326831), (65, 2147844), (78, 1789870), (130, 1073922), (156, 894935), (195, 715948), (260, 536961), (390, 357974), (780, 178987)]