15560388

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:305

約数の個数: 72

約数和(自身を含む): 41373696

約数和(自身を除く): 25813308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 73, 93, 124, 146, 186, 191, 219, 279, 292, 372, 382, 438, 558, 573, 657, 764, 876, 1116, 1146, 1314, 1719, 2263, 2292, 2628, 3438, 4526, 5921, 6789, 6876, 9052, 11842, 13578, 13943, 17763, 20367, 23684, 27156, 27886, 35526, 40734, 41829, 53289, 55772, 71052, 81468, 83658, 106578, 125487, 167316, 213156, 250974, 432233, 501948, 864466, 1296699, 1728932, 2593398, 3890097, 5186796, 7780194, 15560388]

約数ペア:

[(1, 15560388), (2, 7780194), (3, 5186796), (4, 3890097), (6, 2593398), (9, 1728932), (12, 1296699), (18, 864466), (31, 501948), (36, 432233), (62, 250974), (73, 213156), (93, 167316), (124, 125487), (146, 106578), (186, 83658), (191, 81468), (219, 71052), (279, 55772), (292, 53289), (372, 41829), (382, 40734), (438, 35526), (558, 27886), (573, 27156), (657, 23684), (764, 20367), (876, 17763), (1116, 13943), (1146, 13578), (1314, 11842), (1719, 9052), (2263, 6876), (2292, 6789), (2628, 5921), (3438, 4526)]