31332840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3391}}^1$

素因数の和:3423

約数の個数: 128

約数和(自身を含む): 117227520

約数和(自身を除く): 85894680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3080, 3391, 4620, 6782, 9240, 10173, 13564, 16955, 20346, 23737, 27128, 33910, 37301, 40692, 47474, 50865, 67820, 71211, 74602, 81384, 94948, 101730, 111903, 118685, 135640, 142422, 149204, 186505, 189896, 203460, 223806, 237370, 261107, 284844, 298408, 356055, 373010, 406920, 447612, 474740, 522214, 559515, 569688, 712110, 746020, 783321, 895224, 949480, 1044428, 1119030, 1305535, 1424220, 1492040, 1566642, 2088856, 2238060, 2611070, 2848440, 3133284, 3916605, 4476120, 5222140, 6266568, 7833210, 10444280, 15666420, 31332840]

約数ペア:

[(1, 31332840), (2, 15666420), (3, 10444280), (4, 7833210), (5, 6266568), (6, 5222140), (7, 4476120), (8, 3916605), (10, 3133284), (11, 2848440), (12, 2611070), (14, 2238060), (15, 2088856), (20, 1566642), (21, 1492040), (22, 1424220), (24, 1305535), (28, 1119030), (30, 1044428), (33, 949480), (35, 895224), (40, 783321), (42, 746020), (44, 712110), (55, 569688), (56, 559515), (60, 522214), (66, 474740), (70, 447612), (77, 406920), (84, 373010), (88, 356055), (105, 298408), (110, 284844), (120, 261107), (132, 237370), (140, 223806), (154, 203460), (165, 189896), (168, 186505), (210, 149204), (220, 142422), (231, 135640), (264, 118685), (280, 111903), (308, 101730), (330, 94948), (385, 81384), (420, 74602), (440, 71211), (462, 67820), (616, 50865), (660, 47474), (770, 40692), (840, 37301), (924, 33910), (1155, 27128), (1320, 23737), (1540, 20346), (1848, 16955), (2310, 13564), (3080, 10173), (3391, 9240), (4620, 6782)]