291229941620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{673}}^1\times {\mathrm{17351}}^1$

素因数の和:18105

約数の個数: 96

約数和(自身を含む): 648384549120

約数和(自身を除く): 357154607500

約数列:

[1, 2, 4, 5, 10, 20, 29, 43, 58, 86, 116, 145, 172, 215, 290, 430, 580, 673, 860, 1247, 1346, 2494, 2692, 3365, 4988, 6235, 6730, 12470, 13460, 17351, 19517, 24940, 28939, 34702, 39034, 57878, 69404, 78068, 86755, 97585, 115756, 144695, 173510, 195170, 289390, 347020, 390340, 503179, 578780, 746093, 839231, 1006358, 1492186, 1678462, 2012716, 2515895, 2984372, 3356924, 3730465, 4196155, 5031790, 7460930, 8392310, 10063580, 11677223, 14921860, 16784620, 21636697, 23354446, 43273394, 46708892, 58386115, 86546788, 108183485, 116772230, 216366970, 233544460, 338639467, 432733940, 502120589, 677278934, 1004241178, 1354557868, 1693197335, 2008482356, 2510602945, 3386394670, 5021205890, 6772789340, 10042411780, 14561497081, 29122994162, 58245988324, 72807485405, 145614970810, 291229941620]

約数ペア:

[(1, 291229941620), (2, 145614970810), (4, 72807485405), (5, 58245988324), (10, 29122994162), (20, 14561497081), (29, 10042411780), (43, 6772789340), (58, 5021205890), (86, 3386394670), (116, 2510602945), (145, 2008482356), (172, 1693197335), (215, 1354557868), (290, 1004241178), (430, 677278934), (580, 502120589), (673, 432733940), (860, 338639467), (1247, 233544460), (1346, 216366970), (2494, 116772230), (2692, 108183485), (3365, 86546788), (4988, 58386115), (6235, 46708892), (6730, 43273394), (12470, 23354446), (13460, 21636697), (17351, 16784620), (19517, 14921860), (24940, 11677223), (28939, 10063580), (34702, 8392310), (39034, 7460930), (57878, 5031790), (69404, 4196155), (78068, 3730465), (86755, 3356924), (97585, 2984372), (115756, 2515895), (144695, 2012716), (173510, 1678462), (195170, 1492186), (289390, 1006358), (347020, 839231), (390340, 746093), (503179, 578780)]