147779480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{3221}}^1$

素因数の和:3300

約数の個数: 64

約数和(自身を含む): 352615680

約数和(自身を除く): 204836200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 296, 310, 370, 620, 740, 1147, 1240, 1480, 2294, 3221, 4588, 5735, 6442, 9176, 11470, 12884, 16105, 22940, 25768, 32210, 45880, 64420, 99851, 119177, 128840, 199702, 238354, 399404, 476708, 499255, 595885, 798808, 953416, 998510, 1191770, 1997020, 2383540, 3694487, 3994040, 4767080, 7388974, 14777948, 18472435, 29555896, 36944870, 73889740, 147779480]

約数ペア:

[(1, 147779480), (2, 73889740), (4, 36944870), (5, 29555896), (8, 18472435), (10, 14777948), (20, 7388974), (31, 4767080), (37, 3994040), (40, 3694487), (62, 2383540), (74, 1997020), (124, 1191770), (148, 998510), (155, 953416), (185, 798808), (248, 595885), (296, 499255), (310, 476708), (370, 399404), (620, 238354), (740, 199702), (1147, 128840), (1240, 119177), (1480, 99851), (2294, 64420), (3221, 45880), (4588, 32210), (5735, 25768), (6442, 22940), (9176, 16105), (11470, 12884)]