2688816

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:194

約数の個数: 80

約数和(自身を含む): 7777280

約数和(自身を除く): 5088464

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 139, 156, 186, 208, 248, 278, 312, 372, 403, 417, 496, 556, 624, 744, 806, 834, 1112, 1209, 1488, 1612, 1668, 1807, 2224, 2418, 3224, 3336, 3614, 4309, 4836, 5421, 6448, 6672, 7228, 8618, 9672, 10842, 12927, 14456, 17236, 19344, 21684, 25854, 28912, 34472, 43368, 51708, 56017, 68944, 86736, 103416, 112034, 168051, 206832, 224068, 336102, 448136, 672204, 896272, 1344408, 2688816]

約数ペア:

[(1, 2688816), (2, 1344408), (3, 896272), (4, 672204), (6, 448136), (8, 336102), (12, 224068), (13, 206832), (16, 168051), (24, 112034), (26, 103416), (31, 86736), (39, 68944), (48, 56017), (52, 51708), (62, 43368), (78, 34472), (93, 28912), (104, 25854), (124, 21684), (139, 19344), (156, 17236), (186, 14456), (208, 12927), (248, 10842), (278, 9672), (312, 8618), (372, 7228), (403, 6672), (417, 6448), (496, 5421), (556, 4836), (624, 4309), (744, 3614), (806, 3336), (834, 3224), (1112, 2418), (1209, 2224), (1488, 1807), (1612, 1668)]