278329524

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{2861}}^1$

素因数の和:2957

約数の個数: 72

約数和(自身を含む): 724749984

約数和(自身を除く): 446420460

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 67, 121, 132, 134, 201, 242, 268, 363, 402, 484, 726, 737, 804, 1452, 1474, 2211, 2861, 2948, 4422, 5722, 8107, 8583, 8844, 11444, 16214, 17166, 24321, 31471, 32428, 34332, 48642, 62942, 94413, 97284, 125884, 188826, 191687, 346181, 377652, 383374, 575061, 692362, 766748, 1038543, 1150122, 1384724, 2077086, 2108557, 2300244, 4154172, 4217114, 6325671, 8434228, 12651342, 23194127, 25302684, 46388254, 69582381, 92776508, 139164762, 278329524]

約数ペア:

[(1, 278329524), (2, 139164762), (3, 92776508), (4, 69582381), (6, 46388254), (11, 25302684), (12, 23194127), (22, 12651342), (33, 8434228), (44, 6325671), (66, 4217114), (67, 4154172), (121, 2300244), (132, 2108557), (134, 2077086), (201, 1384724), (242, 1150122), (268, 1038543), (363, 766748), (402, 692362), (484, 575061), (726, 383374), (737, 377652), (804, 346181), (1452, 191687), (1474, 188826), (2211, 125884), (2861, 97284), (2948, 94413), (4422, 62942), (5722, 48642), (8107, 34332), (8583, 32428), (8844, 31471), (11444, 24321), (16214, 17166)]