322808720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{8389}}^1$

素因数の和:8452

約数の個数: 80

約数和(自身を含む): 830207280

約数和(自身を除く): 507398560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 130, 148, 185, 208, 260, 296, 370, 481, 520, 592, 740, 962, 1040, 1480, 1924, 2405, 2960, 3848, 4810, 7696, 8389, 9620, 16778, 19240, 33556, 38480, 41945, 67112, 83890, 109057, 134224, 167780, 218114, 310393, 335560, 436228, 545285, 620786, 671120, 872456, 1090570, 1241572, 1551965, 1744912, 2181140, 2483144, 3103930, 4035109, 4362280, 4966288, 6207860, 8070218, 8724560, 12415720, 16140436, 20175545, 24831440, 32280872, 40351090, 64561744, 80702180, 161404360, 322808720]

約数ペア:

[(1, 322808720), (2, 161404360), (4, 80702180), (5, 64561744), (8, 40351090), (10, 32280872), (13, 24831440), (16, 20175545), (20, 16140436), (26, 12415720), (37, 8724560), (40, 8070218), (52, 6207860), (65, 4966288), (74, 4362280), (80, 4035109), (104, 3103930), (130, 2483144), (148, 2181140), (185, 1744912), (208, 1551965), (260, 1241572), (296, 1090570), (370, 872456), (481, 671120), (520, 620786), (592, 545285), (740, 436228), (962, 335560), (1040, 310393), (1480, 218114), (1924, 167780), (2405, 134224), (2960, 109057), (3848, 83890), (4810, 67112), (7696, 41945), (8389, 38480), (9620, 33556), (16778, 19240)]