420134520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269317}}^1$

素因数の和:269344

約数の個数: 64

約数和(自身を含む): 1357362720

約数和(自身を除く): 937228200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 269317, 538634, 807951, 1077268, 1346585, 1615902, 2154536, 2693170, 3231804, 3501121, 4039755, 5386340, 6463608, 7002242, 8079510, 10503363, 10772680, 14004484, 16159020, 17505605, 21006726, 28008968, 32318040, 35011210, 42013452, 52516815, 70022420, 84026904, 105033630, 140044840, 210067260, 420134520]

約数ペア:

[(1, 420134520), (2, 210067260), (3, 140044840), (4, 105033630), (5, 84026904), (6, 70022420), (8, 52516815), (10, 42013452), (12, 35011210), (13, 32318040), (15, 28008968), (20, 21006726), (24, 17505605), (26, 16159020), (30, 14004484), (39, 10772680), (40, 10503363), (52, 8079510), (60, 7002242), (65, 6463608), (78, 5386340), (104, 4039755), (120, 3501121), (130, 3231804), (156, 2693170), (195, 2154536), (260, 1615902), (312, 1346585), (390, 1077268), (520, 807951), (780, 538634), (1560, 269317)]