68989080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2237}}^1$

素因数の和:2508

約数の個数: 64

約数和(自身を含む): 207865440

約数和(自身を除く): 138876360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257, 514, 771, 1028, 1285, 1542, 2056, 2237, 2570, 3084, 3855, 4474, 5140, 6168, 6711, 7710, 8948, 10280, 11185, 13422, 15420, 17896, 22370, 26844, 30840, 33555, 44740, 53688, 67110, 89480, 134220, 268440, 574909, 1149818, 1724727, 2299636, 2874545, 3449454, 4599272, 5749090, 6898908, 8623635, 11498180, 13797816, 17247270, 22996360, 34494540, 68989080]

約数ペア:

[(1, 68989080), (2, 34494540), (3, 22996360), (4, 17247270), (5, 13797816), (6, 11498180), (8, 8623635), (10, 6898908), (12, 5749090), (15, 4599272), (20, 3449454), (24, 2874545), (30, 2299636), (40, 1724727), (60, 1149818), (120, 574909), (257, 268440), (514, 134220), (771, 89480), (1028, 67110), (1285, 53688), (1542, 44740), (2056, 33555), (2237, 30840), (2570, 26844), (3084, 22370), (3855, 17896), (4474, 15420), (5140, 13422), (6168, 11185), (6711, 10280), (7710, 8948)]