278579268

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{2063}}^1$

素因数の和:2126

約数の個数: 108

約数和(自身を含む): 799378944

約数和(自身を除く): 520799676

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 31, 33, 36, 44, 62, 66, 93, 99, 121, 124, 132, 186, 198, 242, 279, 341, 363, 372, 396, 484, 558, 682, 726, 1023, 1089, 1116, 1364, 1452, 2046, 2063, 2178, 3069, 3751, 4092, 4126, 4356, 6138, 6189, 7502, 8252, 11253, 12276, 12378, 15004, 18567, 22506, 22693, 24756, 33759, 37134, 45012, 45386, 63953, 67518, 68079, 74268, 90772, 127906, 135036, 136158, 191859, 204237, 249623, 255812, 272316, 383718, 408474, 499246, 575577, 703483, 748869, 767436, 816948, 998492, 1151154, 1406966, 1497738, 2110449, 2246607, 2302308, 2813932, 2995476, 4220898, 4493214, 6331347, 7738313, 8441796, 8986428, 12662694, 15476626, 23214939, 25325388, 30953252, 46429878, 69644817, 92859756, 139289634, 278579268]

約数ペア:

[(1, 278579268), (2, 139289634), (3, 92859756), (4, 69644817), (6, 46429878), (9, 30953252), (11, 25325388), (12, 23214939), (18, 15476626), (22, 12662694), (31, 8986428), (33, 8441796), (36, 7738313), (44, 6331347), (62, 4493214), (66, 4220898), (93, 2995476), (99, 2813932), (121, 2302308), (124, 2246607), (132, 2110449), (186, 1497738), (198, 1406966), (242, 1151154), (279, 998492), (341, 816948), (363, 767436), (372, 748869), (396, 703483), (484, 575577), (558, 499246), (682, 408474), (726, 383718), (1023, 272316), (1089, 255812), (1116, 249623), (1364, 204237), (1452, 191859), (2046, 136158), (2063, 135036), (2178, 127906), (3069, 90772), (3751, 74268), (4092, 68079), (4126, 67518), (4356, 63953), (6138, 45386), (6189, 45012), (7502, 37134), (8252, 33759), (11253, 24756), (12276, 22693), (12378, 22506), (15004, 18567)]