168245680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{379}}^1$

素因数の和:602

約数の個数: 80

約数和(自身を含む): 407116800

約数和(自身を除く): 238871120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 179, 248, 310, 358, 379, 496, 620, 716, 758, 895, 1240, 1432, 1516, 1790, 1895, 2480, 2864, 3032, 3580, 3790, 5549, 6064, 7160, 7580, 11098, 11749, 14320, 15160, 22196, 23498, 27745, 30320, 44392, 46996, 55490, 58745, 67841, 88784, 93992, 110980, 117490, 135682, 187984, 221960, 234980, 271364, 339205, 443920, 469960, 542728, 678410, 939920, 1085456, 1356820, 2103071, 2713640, 4206142, 5427280, 8412284, 10515355, 16824568, 21030710, 33649136, 42061420, 84122840, 168245680]

約数ペア:

[(1, 168245680), (2, 84122840), (4, 42061420), (5, 33649136), (8, 21030710), (10, 16824568), (16, 10515355), (20, 8412284), (31, 5427280), (40, 4206142), (62, 2713640), (80, 2103071), (124, 1356820), (155, 1085456), (179, 939920), (248, 678410), (310, 542728), (358, 469960), (379, 443920), (496, 339205), (620, 271364), (716, 234980), (758, 221960), (895, 187984), (1240, 135682), (1432, 117490), (1516, 110980), (1790, 93992), (1895, 88784), (2480, 67841), (2864, 58745), (3032, 55490), (3580, 46996), (3790, 44392), (5549, 30320), (6064, 27745), (7160, 23498), (7580, 22196), (11098, 15160), (11749, 14320)]