128490030

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{475889}}^1$

素因数の和:475905

約数の個数: 32

約数和(自身を含む): 342640800

約数和(自身を除く): 214150770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 475889, 951778, 1427667, 2379445, 2855334, 4283001, 4758890, 7138335, 8566002, 12849003, 14276670, 21415005, 25698006, 42830010, 64245015, 128490030]

約数ペア:

[(1, 128490030), (2, 64245015), (3, 42830010), (5, 25698006), (6, 21415005), (9, 14276670), (10, 12849003), (15, 8566002), (18, 7138335), (27, 4758890), (30, 4283001), (45, 2855334), (54, 2379445), (90, 1427667), (135, 951778), (270, 475889)]