81463380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{12689}}^1$

素因数の和:12808

約数の個数: 48

約数和(自身を含む): 230247360

約数和(自身を除く): 148783980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 214, 321, 428, 535, 642, 1070, 1284, 1605, 2140, 3210, 6420, 12689, 25378, 38067, 50756, 63445, 76134, 126890, 152268, 190335, 253780, 380670, 761340, 1357723, 2715446, 4073169, 5430892, 6788615, 8146338, 13577230, 16292676, 20365845, 27154460, 40731690, 81463380]

約数ペア:

[(1, 81463380), (2, 40731690), (3, 27154460), (4, 20365845), (5, 16292676), (6, 13577230), (10, 8146338), (12, 6788615), (15, 5430892), (20, 4073169), (30, 2715446), (60, 1357723), (107, 761340), (214, 380670), (321, 253780), (428, 190335), (535, 152268), (642, 126890), (1070, 76134), (1284, 63445), (1605, 50756), (2140, 38067), (3210, 25378), (6420, 12689)]