199882020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{2351}}^1$

素因数の和:2485

約数の個数: 96

約数和(自身を含む): 608509440

約数和(自身を除く): 408627420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 109, 130, 156, 195, 218, 260, 327, 390, 436, 545, 654, 780, 1090, 1308, 1417, 1635, 2180, 2351, 2834, 3270, 4251, 4702, 5668, 6540, 7053, 7085, 8502, 9404, 11755, 14106, 14170, 17004, 21255, 23510, 28212, 28340, 30563, 35265, 42510, 47020, 61126, 70530, 85020, 91689, 122252, 141060, 152815, 183378, 256259, 305630, 366756, 458445, 512518, 611260, 768777, 916890, 1025036, 1281295, 1537554, 1833780, 2562590, 3075108, 3331367, 3843885, 5125180, 6662734, 7687770, 9994101, 13325468, 15375540, 16656835, 19988202, 33313670, 39976404, 49970505, 66627340, 99941010, 199882020]

約数ペア:

[(1, 199882020), (2, 99941010), (3, 66627340), (4, 49970505), (5, 39976404), (6, 33313670), (10, 19988202), (12, 16656835), (13, 15375540), (15, 13325468), (20, 9994101), (26, 7687770), (30, 6662734), (39, 5125180), (52, 3843885), (60, 3331367), (65, 3075108), (78, 2562590), (109, 1833780), (130, 1537554), (156, 1281295), (195, 1025036), (218, 916890), (260, 768777), (327, 611260), (390, 512518), (436, 458445), (545, 366756), (654, 305630), (780, 256259), (1090, 183378), (1308, 152815), (1417, 141060), (1635, 122252), (2180, 91689), (2351, 85020), (2834, 70530), (3270, 61126), (4251, 47020), (4702, 42510), (5668, 35265), (6540, 30563), (7053, 28340), (7085, 28212), (8502, 23510), (9404, 21255), (11755, 17004), (14106, 14170)]