181416640

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^2$

素因数の和:354

約数の個数: 84

約数和(自身を含む): 453670416

約数和(自身を除く): 272253776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 157, 160, 184, 230, 314, 320, 368, 460, 628, 736, 785, 920, 1256, 1472, 1570, 1840, 2512, 3140, 3611, 3680, 5024, 6280, 7222, 7360, 10048, 12560, 14444, 18055, 24649, 25120, 28888, 36110, 49298, 50240, 57776, 72220, 98596, 115552, 123245, 144440, 197192, 231104, 246490, 288880, 394384, 492980, 566927, 577760, 788768, 985960, 1133854, 1155520, 1577536, 1971920, 2267708, 2834635, 3943840, 4535416, 5669270, 7887680, 9070832, 11338540, 18141664, 22677080, 36283328, 45354160, 90708320, 181416640]

約数ペア:

[(1, 181416640), (2, 90708320), (4, 45354160), (5, 36283328), (8, 22677080), (10, 18141664), (16, 11338540), (20, 9070832), (23, 7887680), (32, 5669270), (40, 4535416), (46, 3943840), (64, 2834635), (80, 2267708), (92, 1971920), (115, 1577536), (157, 1155520), (160, 1133854), (184, 985960), (230, 788768), (314, 577760), (320, 566927), (368, 492980), (460, 394384), (628, 288880), (736, 246490), (785, 231104), (920, 197192), (1256, 144440), (1472, 123245), (1570, 115552), (1840, 98596), (2512, 72220), (3140, 57776), (3611, 50240), (3680, 49298), (5024, 36110), (6280, 28888), (7222, 25120), (7360, 24649), (10048, 18055), (12560, 14444)]