279919728

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2897}}^1$

素因数の和:2983

約数の個数: 120

約数和(自身を含む): 868913136

約数和(自身を除く): 588993408

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 61, 66, 72, 88, 99, 122, 132, 144, 176, 183, 198, 244, 264, 366, 396, 488, 528, 549, 671, 732, 792, 976, 1098, 1342, 1464, 1584, 2013, 2196, 2684, 2897, 2928, 4026, 4392, 5368, 5794, 6039, 8052, 8691, 8784, 10736, 11588, 12078, 16104, 17382, 23176, 24156, 26073, 31867, 32208, 34764, 46352, 48312, 52146, 63734, 69528, 95601, 96624, 104292, 127468, 139056, 176717, 191202, 208584, 254936, 286803, 353434, 382404, 417168, 509872, 530151, 573606, 706868, 764808, 1060302, 1147212, 1413736, 1529616, 1590453, 1943887, 2120604, 2294424, 2827472, 3180906, 3887774, 4241208, 4588848, 5831661, 6361812, 7775548, 8482416, 11663322, 12723624, 15551096, 17494983, 23326644, 25447248, 31102192, 34989966, 46653288, 69979932, 93306576, 139959864, 279919728]

約数ペア:

[(1, 279919728), (2, 139959864), (3, 93306576), (4, 69979932), (6, 46653288), (8, 34989966), (9, 31102192), (11, 25447248), (12, 23326644), (16, 17494983), (18, 15551096), (22, 12723624), (24, 11663322), (33, 8482416), (36, 7775548), (44, 6361812), (48, 5831661), (61, 4588848), (66, 4241208), (72, 3887774), (88, 3180906), (99, 2827472), (122, 2294424), (132, 2120604), (144, 1943887), (176, 1590453), (183, 1529616), (198, 1413736), (244, 1147212), (264, 1060302), (366, 764808), (396, 706868), (488, 573606), (528, 530151), (549, 509872), (671, 417168), (732, 382404), (792, 353434), (976, 286803), (1098, 254936), (1342, 208584), (1464, 191202), (1584, 176717), (2013, 139056), (2196, 127468), (2684, 104292), (2897, 96624), (2928, 95601), (4026, 69528), (4392, 63734), (5368, 52146), (5794, 48312), (6039, 46352), (8052, 34764), (8691, 32208), (8784, 31867), (10736, 26073), (11588, 24156), (12078, 23176), (16104, 17382)]