31685920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1489}}^1$

素因数の和:1530

約数の個数: 96

約数和(自身を含む): 90115200

約数和(自身を除く): 58429280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 380, 532, 560, 608, 665, 760, 1064, 1120, 1330, 1489, 1520, 2128, 2660, 2978, 3040, 4256, 5320, 5956, 7445, 10423, 10640, 11912, 14890, 20846, 21280, 23824, 28291, 29780, 41692, 47648, 52115, 56582, 59560, 83384, 104230, 113164, 119120, 141455, 166768, 198037, 208460, 226328, 238240, 282910, 333536, 396074, 416920, 452656, 565820, 792148, 833840, 905312, 990185, 1131640, 1584296, 1667680, 1980370, 2263280, 3168592, 3960740, 4526560, 6337184, 7921480, 15842960, 31685920]

約数ペア:

[(1, 31685920), (2, 15842960), (4, 7921480), (5, 6337184), (7, 4526560), (8, 3960740), (10, 3168592), (14, 2263280), (16, 1980370), (19, 1667680), (20, 1584296), (28, 1131640), (32, 990185), (35, 905312), (38, 833840), (40, 792148), (56, 565820), (70, 452656), (76, 416920), (80, 396074), (95, 333536), (112, 282910), (133, 238240), (140, 226328), (152, 208460), (160, 198037), (190, 166768), (224, 141455), (266, 119120), (280, 113164), (304, 104230), (380, 83384), (532, 59560), (560, 56582), (608, 52115), (665, 47648), (760, 41692), (1064, 29780), (1120, 28291), (1330, 23824), (1489, 21280), (1520, 20846), (2128, 14890), (2660, 11912), (2978, 10640), (3040, 10423), (4256, 7445), (5320, 5956)]