18844680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2963}}^1$

素因数の和:3030

約数の個数: 64

約数和(自身を含む): 57620160

約数和(自身を除く): 38775480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 159, 212, 265, 318, 424, 530, 636, 795, 1060, 1272, 1590, 2120, 2963, 3180, 5926, 6360, 8889, 11852, 14815, 17778, 23704, 29630, 35556, 44445, 59260, 71112, 88890, 118520, 157039, 177780, 314078, 355560, 471117, 628156, 785195, 942234, 1256312, 1570390, 1884468, 2355585, 3140780, 3768936, 4711170, 6281560, 9422340, 18844680]

約数ペア:

[(1, 18844680), (2, 9422340), (3, 6281560), (4, 4711170), (5, 3768936), (6, 3140780), (8, 2355585), (10, 1884468), (12, 1570390), (15, 1256312), (20, 942234), (24, 785195), (30, 628156), (40, 471117), (53, 355560), (60, 314078), (106, 177780), (120, 157039), (159, 118520), (212, 88890), (265, 71112), (318, 59260), (424, 44445), (530, 35556), (636, 29630), (795, 23704), (1060, 17778), (1272, 14815), (1590, 11852), (2120, 8889), (2963, 6360), (3180, 5926)]