217401264

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^2\times {\mathrm{1571}}^1$

素因数の和:1647

約数の個数: 90

約数和(自身を含む): 629081388

約数和(自身を除く): 411680124

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 961, 1116, 1488, 1571, 1922, 2232, 2883, 3142, 3844, 4464, 4713, 5766, 6284, 7688, 8649, 9426, 11532, 12568, 14139, 15376, 17298, 18852, 23064, 25136, 28278, 34596, 37704, 46128, 48701, 56556, 69192, 75408, 97402, 113112, 138384, 146103, 194804, 226224, 292206, 389608, 438309, 584412, 779216, 876618, 1168824, 1509731, 1753236, 2337648, 3019462, 3506472, 4529193, 6038924, 7012944, 9058386, 12077848, 13587579, 18116772, 24155696, 27175158, 36233544, 54350316, 72467088, 108700632, 217401264]

約数ペア:

[(1, 217401264), (2, 108700632), (3, 72467088), (4, 54350316), (6, 36233544), (8, 27175158), (9, 24155696), (12, 18116772), (16, 13587579), (18, 12077848), (24, 9058386), (31, 7012944), (36, 6038924), (48, 4529193), (62, 3506472), (72, 3019462), (93, 2337648), (124, 1753236), (144, 1509731), (186, 1168824), (248, 876618), (279, 779216), (372, 584412), (496, 438309), (558, 389608), (744, 292206), (961, 226224), (1116, 194804), (1488, 146103), (1571, 138384), (1922, 113112), (2232, 97402), (2883, 75408), (3142, 69192), (3844, 56556), (4464, 48701), (4713, 46128), (5766, 37704), (6284, 34596), (7688, 28278), (8649, 25136), (9426, 23064), (11532, 18852), (12568, 17298), (14139, 15376)]