126135920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{569}}^1$

素因数の和:762

約数の個数: 80

約数和(自身を含む): 312971040

約数和(自身を除く): 186835120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 163, 170, 272, 326, 340, 569, 652, 680, 815, 1138, 1304, 1360, 1630, 2276, 2608, 2771, 2845, 3260, 4552, 5542, 5690, 6520, 9104, 9673, 11084, 11380, 13040, 13855, 19346, 22168, 22760, 27710, 38692, 44336, 45520, 48365, 55420, 77384, 92747, 96730, 110840, 154768, 185494, 193460, 221680, 370988, 386920, 463735, 741976, 773840, 927470, 1483952, 1576699, 1854940, 3153398, 3709880, 6306796, 7419760, 7883495, 12613592, 15766990, 25227184, 31533980, 63067960, 126135920]

約数ペア:

[(1, 126135920), (2, 63067960), (4, 31533980), (5, 25227184), (8, 15766990), (10, 12613592), (16, 7883495), (17, 7419760), (20, 6306796), (34, 3709880), (40, 3153398), (68, 1854940), (80, 1576699), (85, 1483952), (136, 927470), (163, 773840), (170, 741976), (272, 463735), (326, 386920), (340, 370988), (569, 221680), (652, 193460), (680, 185494), (815, 154768), (1138, 110840), (1304, 96730), (1360, 92747), (1630, 77384), (2276, 55420), (2608, 48365), (2771, 45520), (2845, 44336), (3260, 38692), (4552, 27710), (5542, 22760), (5690, 22168), (6520, 19346), (9104, 13855), (9673, 13040), (11084, 11380)]