31015950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:402

約数の個数: 96

約数和(自身を含む): 89041920

約数和(自身を除く): 58025970

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 109, 150, 175, 210, 218, 271, 327, 350, 525, 542, 545, 654, 763, 813, 1050, 1090, 1355, 1526, 1626, 1635, 1897, 2289, 2710, 2725, 3270, 3794, 3815, 4065, 4578, 5450, 5691, 6775, 7630, 8130, 8175, 9485, 11382, 11445, 13550, 16350, 18970, 19075, 20325, 22890, 28455, 29539, 38150, 40650, 47425, 56910, 57225, 59078, 88617, 94850, 114450, 142275, 147695, 177234, 206773, 284550, 295390, 413546, 443085, 620319, 738475, 886170, 1033865, 1240638, 1476950, 2067730, 2215425, 3101595, 4430850, 5169325, 6203190, 10338650, 15507975, 31015950]

約数ペア:

[(1, 31015950), (2, 15507975), (3, 10338650), (5, 6203190), (6, 5169325), (7, 4430850), (10, 3101595), (14, 2215425), (15, 2067730), (21, 1476950), (25, 1240638), (30, 1033865), (35, 886170), (42, 738475), (50, 620319), (70, 443085), (75, 413546), (105, 295390), (109, 284550), (150, 206773), (175, 177234), (210, 147695), (218, 142275), (271, 114450), (327, 94850), (350, 88617), (525, 59078), (542, 57225), (545, 56910), (654, 47425), (763, 40650), (813, 38150), (1050, 29539), (1090, 28455), (1355, 22890), (1526, 20325), (1626, 19075), (1635, 18970), (1897, 16350), (2289, 13550), (2710, 11445), (2725, 11382), (3270, 9485), (3794, 8175), (3815, 8130), (4065, 7630), (4578, 6775), (5450, 5691)]