31063920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1823}}^1$

素因数の和:1910

約数の個数: 80

約数和(自身を含む): 97708032

約数和(自身を除く): 66644112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1704, 1823, 2130, 2840, 3408, 3646, 4260, 5469, 5680, 7292, 8520, 9115, 10938, 14584, 17040, 18230, 21876, 27345, 29168, 36460, 43752, 54690, 72920, 87504, 109380, 129433, 145840, 218760, 258866, 388299, 437520, 517732, 647165, 776598, 1035464, 1294330, 1553196, 1941495, 2070928, 2588660, 3106392, 3882990, 5177320, 6212784, 7765980, 10354640, 15531960, 31063920]

約数ペア:

[(1, 31063920), (2, 15531960), (3, 10354640), (4, 7765980), (5, 6212784), (6, 5177320), (8, 3882990), (10, 3106392), (12, 2588660), (15, 2070928), (16, 1941495), (20, 1553196), (24, 1294330), (30, 1035464), (40, 776598), (48, 647165), (60, 517732), (71, 437520), (80, 388299), (120, 258866), (142, 218760), (213, 145840), (240, 129433), (284, 109380), (355, 87504), (426, 72920), (568, 54690), (710, 43752), (852, 36460), (1065, 29168), (1136, 27345), (1420, 21876), (1704, 18230), (1823, 17040), (2130, 14584), (2840, 10938), (3408, 9115), (3646, 8520), (4260, 7292), (5469, 5680)]