389248080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{124759}}^1$

素因数の和:124788

約数の個数: 80

約数和(自身を含む): 1299500160

約数和(自身を除く): 910252080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 124759, 249518, 374277, 499036, 623795, 748554, 998072, 1247590, 1497108, 1621867, 1871385, 1996144, 2495180, 2994216, 3243734, 3742770, 4865601, 4990360, 5988432, 6487468, 7485540, 8109335, 9731202, 9980720, 12974936, 14971080, 16218670, 19462404, 24328005, 25949872, 29942160, 32437340, 38924808, 48656010, 64874680, 77849616, 97312020, 129749360, 194624040, 389248080]

約数ペア:

[(1, 389248080), (2, 194624040), (3, 129749360), (4, 97312020), (5, 77849616), (6, 64874680), (8, 48656010), (10, 38924808), (12, 32437340), (13, 29942160), (15, 25949872), (16, 24328005), (20, 19462404), (24, 16218670), (26, 14971080), (30, 12974936), (39, 9980720), (40, 9731202), (48, 8109335), (52, 7485540), (60, 6487468), (65, 5988432), (78, 4990360), (80, 4865601), (104, 3742770), (120, 3243734), (130, 2994216), (156, 2495180), (195, 1996144), (208, 1871385), (240, 1621867), (260, 1497108), (312, 1247590), (390, 998072), (520, 748554), (624, 623795), (780, 499036), (1040, 374277), (1560, 249518), (3120, 124759)]