31318980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6779}}^1$

素因数の和:6809

約数の個数: 96

約数和(自身を含む): 109347840

約数和(自身を除く): 78028860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 6779, 13558, 20337, 27116, 33895, 40674, 47453, 67790, 74569, 81348, 94906, 101685, 135580, 142359, 149138, 189812, 203370, 223707, 237265, 284718, 298276, 372845, 406740, 447414, 474530, 521983, 569436, 711795, 745690, 894828, 949060, 1043966, 1118535, 1423590, 1491380, 1565949, 2087932, 2237070, 2609915, 2847180, 3131898, 4474140, 5219830, 6263796, 7829745, 10439660, 15659490, 31318980]

約数ペア:

[(1, 31318980), (2, 15659490), (3, 10439660), (4, 7829745), (5, 6263796), (6, 5219830), (7, 4474140), (10, 3131898), (11, 2847180), (12, 2609915), (14, 2237070), (15, 2087932), (20, 1565949), (21, 1491380), (22, 1423590), (28, 1118535), (30, 1043966), (33, 949060), (35, 894828), (42, 745690), (44, 711795), (55, 569436), (60, 521983), (66, 474530), (70, 447414), (77, 406740), (84, 372845), (105, 298276), (110, 284718), (132, 237265), (140, 223707), (154, 203370), (165, 189812), (210, 149138), (220, 142359), (231, 135580), (308, 101685), (330, 94906), (385, 81348), (420, 74569), (462, 67790), (660, 47453), (770, 40674), (924, 33895), (1155, 27116), (1540, 20337), (2310, 13558), (4620, 6779)]