145979600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:517

約数の個数: 120

約数和(自身を含む): 384246240

約数和(自身を除く): 238266640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 67, 80, 100, 104, 130, 134, 200, 208, 260, 268, 325, 335, 400, 419, 520, 536, 650, 670, 838, 871, 1040, 1072, 1300, 1340, 1675, 1676, 1742, 2095, 2600, 2680, 3350, 3352, 3484, 4190, 4355, 5200, 5360, 5447, 6700, 6704, 6968, 8380, 8710, 10475, 10894, 13400, 13936, 16760, 17420, 20950, 21775, 21788, 26800, 27235, 28073, 33520, 34840, 41900, 43550, 43576, 54470, 56146, 69680, 83800, 87100, 87152, 108940, 112292, 136175, 140365, 167600, 174200, 217880, 224584, 272350, 280730, 348400, 364949, 435760, 449168, 544700, 561460, 701825, 729898, 1089400, 1122920, 1403650, 1459796, 1824745, 2178800, 2245840, 2807300, 2919592, 3649490, 5614600, 5839184, 7298980, 9123725, 11229200, 14597960, 18247450, 29195920, 36494900, 72989800, 145979600]

約数ペア:

[(1, 145979600), (2, 72989800), (4, 36494900), (5, 29195920), (8, 18247450), (10, 14597960), (13, 11229200), (16, 9123725), (20, 7298980), (25, 5839184), (26, 5614600), (40, 3649490), (50, 2919592), (52, 2807300), (65, 2245840), (67, 2178800), (80, 1824745), (100, 1459796), (104, 1403650), (130, 1122920), (134, 1089400), (200, 729898), (208, 701825), (260, 561460), (268, 544700), (325, 449168), (335, 435760), (400, 364949), (419, 348400), (520, 280730), (536, 272350), (650, 224584), (670, 217880), (838, 174200), (871, 167600), (1040, 140365), (1072, 136175), (1300, 112292), (1340, 108940), (1675, 87152), (1676, 87100), (1742, 83800), (2095, 69680), (2600, 56146), (2680, 54470), (3350, 43576), (3352, 43550), (3484, 41900), (4190, 34840), (4355, 33520), (5200, 28073), (5360, 27235), (5447, 26800), (6700, 21788), (6704, 21775), (6968, 20950), (8380, 17420), (8710, 16760), (10475, 13936), (10894, 13400)]