71139780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{7457}}^1$

素因数の和:7525

約数の個数: 72

約数和(自身を含む): 219891672

約数和(自身を除く): 148751892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770, 7457, 9540, 14914, 22371, 29828, 37285, 44742, 67113, 74570, 89484, 111855, 134226, 149140, 223710, 268452, 335565, 395221, 447420, 671130, 790442, 1185663, 1342260, 1580884, 1976105, 2371326, 3556989, 3952210, 4742652, 5928315, 7113978, 7904420, 11856630, 14227956, 17784945, 23713260, 35569890, 71139780]

約数ペア:

[(1, 71139780), (2, 35569890), (3, 23713260), (4, 17784945), (5, 14227956), (6, 11856630), (9, 7904420), (10, 7113978), (12, 5928315), (15, 4742652), (18, 3952210), (20, 3556989), (30, 2371326), (36, 1976105), (45, 1580884), (53, 1342260), (60, 1185663), (90, 790442), (106, 671130), (159, 447420), (180, 395221), (212, 335565), (265, 268452), (318, 223710), (477, 149140), (530, 134226), (636, 111855), (795, 89484), (954, 74570), (1060, 67113), (1590, 44742), (1908, 37285), (2385, 29828), (3180, 22371), (4770, 14914), (7457, 9540)]