1821471216

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{4517}}^1$

素因数の和:4830

約数の個数: 80

約数和(自身を含む): 4876259328

約数和(自身を除く): 3054788112

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 271, 372, 496, 542, 744, 813, 1084, 1488, 1626, 2168, 3252, 4336, 4517, 6504, 8401, 9034, 13008, 13551, 16802, 18068, 25203, 27102, 33604, 36136, 50406, 54204, 67208, 72272, 100812, 108408, 134416, 140027, 201624, 216816, 280054, 403248, 420081, 560108, 840162, 1120216, 1224107, 1680324, 2240432, 2448214, 3360648, 3672321, 4896428, 6721296, 7344642, 9792856, 14689284, 19585712, 29378568, 37947317, 58757136, 75894634, 113841951, 151789268, 227683902, 303578536, 455367804, 607157072, 910735608, 1821471216]

約数ペア:

[(1, 1821471216), (2, 910735608), (3, 607157072), (4, 455367804), (6, 303578536), (8, 227683902), (12, 151789268), (16, 113841951), (24, 75894634), (31, 58757136), (48, 37947317), (62, 29378568), (93, 19585712), (124, 14689284), (186, 9792856), (248, 7344642), (271, 6721296), (372, 4896428), (496, 3672321), (542, 3360648), (744, 2448214), (813, 2240432), (1084, 1680324), (1488, 1224107), (1626, 1120216), (2168, 840162), (3252, 560108), (4336, 420081), (4517, 403248), (6504, 280054), (8401, 216816), (9034, 201624), (13008, 140027), (13551, 134416), (16802, 108408), (18068, 100812), (25203, 72272), (27102, 67208), (33604, 54204), (36136, 50406)]