75411420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{439}}^1$

素因数の和:867

約数の個数: 96

約数和(自身を含む): 242457600

約数和(自身を除く): 167046180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 409, 420, 439, 818, 878, 1227, 1317, 1636, 1756, 2045, 2195, 2454, 2634, 2863, 3073, 4090, 4390, 4908, 5268, 5726, 6135, 6146, 6585, 8180, 8589, 8780, 9219, 11452, 12270, 12292, 13170, 14315, 15365, 17178, 18438, 24540, 26340, 28630, 30730, 34356, 36876, 42945, 46095, 57260, 61460, 85890, 92190, 171780, 179551, 184380, 359102, 538653, 718204, 897755, 1077306, 1256857, 1795510, 2154612, 2513714, 2693265, 3591020, 3770571, 5027428, 5386530, 6284285, 7541142, 10773060, 12568570, 15082284, 18852855, 25137140, 37705710, 75411420]

約数ペア:

[(1, 75411420), (2, 37705710), (3, 25137140), (4, 18852855), (5, 15082284), (6, 12568570), (7, 10773060), (10, 7541142), (12, 6284285), (14, 5386530), (15, 5027428), (20, 3770571), (21, 3591020), (28, 2693265), (30, 2513714), (35, 2154612), (42, 1795510), (60, 1256857), (70, 1077306), (84, 897755), (105, 718204), (140, 538653), (210, 359102), (409, 184380), (420, 179551), (439, 171780), (818, 92190), (878, 85890), (1227, 61460), (1317, 57260), (1636, 46095), (1756, 42945), (2045, 36876), (2195, 34356), (2454, 30730), (2634, 28630), (2863, 26340), (3073, 24540), (4090, 18438), (4390, 17178), (4908, 15365), (5268, 14315), (5726, 13170), (6135, 12292), (6146, 12270), (6585, 11452), (8180, 9219), (8589, 8780)]