8978460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{991}}^1$

素因数の和:1154

約数の個数: 48

約数和(自身を含む): 25331712

約数和(自身を除く): 16353252

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 151, 302, 453, 604, 755, 906, 991, 1510, 1812, 1982, 2265, 2973, 3020, 3964, 4530, 4955, 5946, 9060, 9910, 11892, 14865, 19820, 29730, 59460, 149641, 299282, 448923, 598564, 748205, 897846, 1496410, 1795692, 2244615, 2992820, 4489230, 8978460]

約数ペア:

[(1, 8978460), (2, 4489230), (3, 2992820), (4, 2244615), (5, 1795692), (6, 1496410), (10, 897846), (12, 748205), (15, 598564), (20, 448923), (30, 299282), (60, 149641), (151, 59460), (302, 29730), (453, 19820), (604, 14865), (755, 11892), (906, 9910), (991, 9060), (1510, 5946), (1812, 4955), (1982, 4530), (2265, 3964), (2973, 3020)]