28480080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2239}}^1$

素因数の和:2308

約数の個数: 80

約数和(自身を含む): 89994240

約数和(自身を除く): 61514160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 53, 60, 80, 106, 120, 159, 212, 240, 265, 318, 424, 530, 636, 795, 848, 1060, 1272, 1590, 2120, 2239, 2544, 3180, 4240, 4478, 6360, 6717, 8956, 11195, 12720, 13434, 17912, 22390, 26868, 33585, 35824, 44780, 53736, 67170, 89560, 107472, 118667, 134340, 179120, 237334, 268680, 356001, 474668, 537360, 593335, 712002, 949336, 1186670, 1424004, 1780005, 1898672, 2373340, 2848008, 3560010, 4746680, 5696016, 7120020, 9493360, 14240040, 28480080]

約数ペア:

[(1, 28480080), (2, 14240040), (3, 9493360), (4, 7120020), (5, 5696016), (6, 4746680), (8, 3560010), (10, 2848008), (12, 2373340), (15, 1898672), (16, 1780005), (20, 1424004), (24, 1186670), (30, 949336), (40, 712002), (48, 593335), (53, 537360), (60, 474668), (80, 356001), (106, 268680), (120, 237334), (159, 179120), (212, 134340), (240, 118667), (265, 107472), (318, 89560), (424, 67170), (530, 53736), (636, 44780), (795, 35824), (848, 33585), (1060, 26868), (1272, 22390), (1590, 17912), (2120, 13434), (2239, 12720), (2544, 11195), (3180, 8956), (4240, 6717), (4478, 6360)]