64747260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1019}}^1$

素因数の和:1387

約数の個数: 72

約数和(自身を含む): 197149680

約数和(自身を除く): 132402420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 353, 706, 1019, 1059, 1412, 1765, 2038, 2118, 3057, 3177, 3530, 4076, 4236, 5095, 5295, 6114, 6354, 7060, 9171, 10190, 10590, 12228, 12708, 15285, 15885, 18342, 20380, 21180, 30570, 31770, 36684, 45855, 61140, 63540, 91710, 183420, 359707, 719414, 1079121, 1438828, 1798535, 2158242, 3237363, 3597070, 4316484, 5395605, 6474726, 7194140, 10791210, 12949452, 16186815, 21582420, 32373630, 64747260]

約数ペア:

[(1, 64747260), (2, 32373630), (3, 21582420), (4, 16186815), (5, 12949452), (6, 10791210), (9, 7194140), (10, 6474726), (12, 5395605), (15, 4316484), (18, 3597070), (20, 3237363), (30, 2158242), (36, 1798535), (45, 1438828), (60, 1079121), (90, 719414), (180, 359707), (353, 183420), (706, 91710), (1019, 63540), (1059, 61140), (1412, 45855), (1765, 36684), (2038, 31770), (2118, 30570), (3057, 21180), (3177, 20380), (3530, 18342), (4076, 15885), (4236, 15285), (5095, 12708), (5295, 12228), (6114, 10590), (6354, 10190), (7060, 9171)]