127645840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2213}}^1$

素因数の和:2336

約数の個数: 80

約数和(自身を含む): 342620928

約数和(自身を除く): 214975088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 103, 112, 140, 206, 280, 412, 515, 560, 721, 824, 1030, 1442, 1648, 2060, 2213, 2884, 3605, 4120, 4426, 5768, 7210, 8240, 8852, 11065, 11536, 14420, 15491, 17704, 22130, 28840, 30982, 35408, 44260, 57680, 61964, 77455, 88520, 123928, 154910, 177040, 227939, 247856, 309820, 455878, 619640, 911756, 1139695, 1239280, 1595573, 1823512, 2279390, 3191146, 3647024, 4558780, 6382292, 7977865, 9117560, 12764584, 15955730, 18235120, 25529168, 31911460, 63822920, 127645840]

約数ペア:

[(1, 127645840), (2, 63822920), (4, 31911460), (5, 25529168), (7, 18235120), (8, 15955730), (10, 12764584), (14, 9117560), (16, 7977865), (20, 6382292), (28, 4558780), (35, 3647024), (40, 3191146), (56, 2279390), (70, 1823512), (80, 1595573), (103, 1239280), (112, 1139695), (140, 911756), (206, 619640), (280, 455878), (412, 309820), (515, 247856), (560, 227939), (721, 177040), (824, 154910), (1030, 123928), (1442, 88520), (1648, 77455), (2060, 61964), (2213, 57680), (2884, 44260), (3605, 35408), (4120, 30982), (4426, 28840), (5768, 22130), (7210, 17704), (8240, 15491), (8852, 14420), (11065, 11536)]