121646480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1$

素因数の和:496

約数の個数: 80

約数和(自身を含む): 294647808

約数和(自身を除く): 173001328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 181, 248, 271, 310, 362, 496, 542, 620, 724, 905, 1084, 1240, 1355, 1448, 1810, 2168, 2480, 2710, 2896, 3620, 4336, 5420, 5611, 7240, 8401, 10840, 11222, 14480, 16802, 21680, 22444, 28055, 33604, 42005, 44888, 49051, 56110, 67208, 84010, 89776, 98102, 112220, 134416, 168020, 196204, 224440, 245255, 336040, 392408, 448880, 490510, 672080, 784816, 981020, 1520581, 1962040, 3041162, 3924080, 6082324, 7602905, 12164648, 15205810, 24329296, 30411620, 60823240, 121646480]

約数ペア:

[(1, 121646480), (2, 60823240), (4, 30411620), (5, 24329296), (8, 15205810), (10, 12164648), (16, 7602905), (20, 6082324), (31, 3924080), (40, 3041162), (62, 1962040), (80, 1520581), (124, 981020), (155, 784816), (181, 672080), (248, 490510), (271, 448880), (310, 392408), (362, 336040), (496, 245255), (542, 224440), (620, 196204), (724, 168020), (905, 134416), (1084, 112220), (1240, 98102), (1355, 89776), (1448, 84010), (1810, 67208), (2168, 56110), (2480, 49051), (2710, 44888), (2896, 42005), (3620, 33604), (4336, 28055), (5420, 22444), (5611, 21680), (7240, 16802), (8401, 14480), (10840, 11222)]