31121430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{769}}^1$

素因数の和:869

約数の個数: 64

約数和(自身を含む): 79833600

約数和(自身を除く): 48712170

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 71, 95, 114, 142, 190, 213, 285, 355, 426, 570, 710, 769, 1065, 1349, 1538, 2130, 2307, 2698, 3845, 4047, 4614, 6745, 7690, 8094, 11535, 13490, 14611, 20235, 23070, 29222, 40470, 43833, 54599, 73055, 87666, 109198, 146110, 163797, 219165, 272995, 327594, 438330, 545990, 818985, 1037381, 1637970, 2074762, 3112143, 5186905, 6224286, 10373810, 15560715, 31121430]

約数ペア:

[(1, 31121430), (2, 15560715), (3, 10373810), (5, 6224286), (6, 5186905), (10, 3112143), (15, 2074762), (19, 1637970), (30, 1037381), (38, 818985), (57, 545990), (71, 438330), (95, 327594), (114, 272995), (142, 219165), (190, 163797), (213, 146110), (285, 109198), (355, 87666), (426, 73055), (570, 54599), (710, 43833), (769, 40470), (1065, 29222), (1349, 23070), (1538, 20235), (2130, 14611), (2307, 13490), (2698, 11535), (3845, 8094), (4047, 7690), (4614, 6745)]