142916815820

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1\times {\mathrm{326309}}^1$

素因数の和:326738

約数の個数: 48

約数和(自身を含む): 305896046400

約数和(自身を除く): 162979230580

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 359, 610, 718, 1220, 1436, 1795, 3590, 7180, 21899, 43798, 87596, 109495, 218990, 326309, 437980, 652618, 1305236, 1631545, 3263090, 6526180, 19904849, 39809698, 79619396, 99524245, 117144931, 199048490, 234289862, 398096980, 468579724, 585724655, 1171449310, 2342898620, 7145840791, 14291681582, 28583363164, 35729203955, 71458407910, 142916815820]

約数ペア:

[(1, 142916815820), (2, 71458407910), (4, 35729203955), (5, 28583363164), (10, 14291681582), (20, 7145840791), (61, 2342898620), (122, 1171449310), (244, 585724655), (305, 468579724), (359, 398096980), (610, 234289862), (718, 199048490), (1220, 117144931), (1436, 99524245), (1795, 79619396), (3590, 39809698), (7180, 19904849), (21899, 6526180), (43798, 3263090), (87596, 1631545), (109495, 1305236), (218990, 652618), (326309, 437980)]