257482008

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{641}}^1\times {\mathrm{797}}^1$

素因数の和:1457

約数の個数: 96

約数和(自身を含む): 799212960

約数和(自身を除く): 541730952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 641, 797, 1282, 1594, 1923, 2391, 2564, 3188, 3846, 4487, 4782, 5128, 5579, 5769, 6376, 7173, 7692, 8974, 9564, 11158, 11538, 13461, 14346, 15384, 16737, 17948, 19128, 22316, 23076, 26922, 28692, 33474, 35896, 40383, 44632, 46152, 50211, 53844, 57384, 66948, 80766, 100422, 107688, 133896, 161532, 200844, 323064, 401688, 510877, 1021754, 1532631, 2043508, 3065262, 3576139, 4087016, 4597893, 6130524, 7152278, 9195786, 10728417, 12261048, 14304556, 18391572, 21456834, 28609112, 32185251, 36783144, 42913668, 64370502, 85827336, 128741004, 257482008]

約数ペア:

[(1, 257482008), (2, 128741004), (3, 85827336), (4, 64370502), (6, 42913668), (7, 36783144), (8, 32185251), (9, 28609112), (12, 21456834), (14, 18391572), (18, 14304556), (21, 12261048), (24, 10728417), (28, 9195786), (36, 7152278), (42, 6130524), (56, 4597893), (63, 4087016), (72, 3576139), (84, 3065262), (126, 2043508), (168, 1532631), (252, 1021754), (504, 510877), (641, 401688), (797, 323064), (1282, 200844), (1594, 161532), (1923, 133896), (2391, 107688), (2564, 100422), (3188, 80766), (3846, 66948), (4487, 57384), (4782, 53844), (5128, 50211), (5579, 46152), (5769, 44632), (6376, 40383), (7173, 35896), (7692, 33474), (8974, 28692), (9564, 26922), (11158, 23076), (11538, 22316), (13461, 19128), (14346, 17948), (15384, 16737)]