138696240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{577901}}^1$

素因数の和:577917

約数の個数: 40

約数和(自身を含む): 429959088

約数和(自身を除く): 291262848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 577901, 1155802, 1733703, 2311604, 2889505, 3467406, 4623208, 5779010, 6934812, 8668515, 9246416, 11558020, 13869624, 17337030, 23116040, 27739248, 34674060, 46232080, 69348120, 138696240]

約数ペア:

[(1, 138696240), (2, 69348120), (3, 46232080), (4, 34674060), (5, 27739248), (6, 23116040), (8, 17337030), (10, 13869624), (12, 11558020), (15, 9246416), (16, 8668515), (20, 6934812), (24, 5779010), (30, 4623208), (40, 3467406), (48, 2889505), (60, 2311604), (80, 1733703), (120, 1155802), (240, 577901)]