31331760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6871}}^1$

素因数の和:6906

約数の個数: 80

約数和(自身を含む): 102255360

約数和(自身を除く): 70923600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 6871, 13742, 20613, 27484, 34355, 41226, 54968, 68710, 82452, 103065, 109936, 130549, 137420, 164904, 206130, 261098, 274840, 329808, 391647, 412260, 522196, 549680, 652745, 783294, 824520, 1044392, 1305490, 1566588, 1649040, 1958235, 2088784, 2610980, 3133176, 3916470, 5221960, 6266352, 7832940, 10443920, 15665880, 31331760]

約数ペア:

[(1, 31331760), (2, 15665880), (3, 10443920), (4, 7832940), (5, 6266352), (6, 5221960), (8, 3916470), (10, 3133176), (12, 2610980), (15, 2088784), (16, 1958235), (19, 1649040), (20, 1566588), (24, 1305490), (30, 1044392), (38, 824520), (40, 783294), (48, 652745), (57, 549680), (60, 522196), (76, 412260), (80, 391647), (95, 329808), (114, 274840), (120, 261098), (152, 206130), (190, 164904), (228, 137420), (240, 130549), (285, 109936), (304, 103065), (380, 82452), (456, 68710), (570, 54968), (760, 41226), (912, 34355), (1140, 27484), (1520, 20613), (2280, 13742), (4560, 6871)]