278720112

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1297}}^1$

素因数の和:1367

約数の個数: 120

約数和(自身を含む): 813451408

約数和(自身を除く): 534731296

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 37, 44, 48, 66, 74, 88, 111, 121, 132, 148, 176, 222, 242, 264, 296, 363, 407, 444, 484, 528, 592, 726, 814, 888, 968, 1221, 1297, 1452, 1628, 1776, 1936, 2442, 2594, 2904, 3256, 3891, 4477, 4884, 5188, 5808, 6512, 7782, 8954, 9768, 10376, 13431, 14267, 15564, 17908, 19536, 20752, 26862, 28534, 31128, 35816, 42801, 47989, 53724, 57068, 62256, 71632, 85602, 95978, 107448, 114136, 143967, 156937, 171204, 191956, 214896, 228272, 287934, 313874, 342408, 383912, 470811, 527879, 575868, 627748, 684816, 767824, 941622, 1055758, 1151736, 1255496, 1583637, 1883244, 2111516, 2303472, 2510992, 3167274, 3766488, 4223032, 5806669, 6334548, 7532976, 8446064, 11613338, 12669096, 17420007, 23226676, 25338192, 34840014, 46453352, 69680028, 92906704, 139360056, 278720112]

約数ペア:

[(1, 278720112), (2, 139360056), (3, 92906704), (4, 69680028), (6, 46453352), (8, 34840014), (11, 25338192), (12, 23226676), (16, 17420007), (22, 12669096), (24, 11613338), (33, 8446064), (37, 7532976), (44, 6334548), (48, 5806669), (66, 4223032), (74, 3766488), (88, 3167274), (111, 2510992), (121, 2303472), (132, 2111516), (148, 1883244), (176, 1583637), (222, 1255496), (242, 1151736), (264, 1055758), (296, 941622), (363, 767824), (407, 684816), (444, 627748), (484, 575868), (528, 527879), (592, 470811), (726, 383912), (814, 342408), (888, 313874), (968, 287934), (1221, 228272), (1297, 214896), (1452, 191956), (1628, 171204), (1776, 156937), (1936, 143967), (2442, 114136), (2594, 107448), (2904, 95978), (3256, 85602), (3891, 71632), (4477, 62256), (4884, 57068), (5188, 53724), (5808, 47989), (6512, 42801), (7782, 35816), (8954, 31128), (9768, 28534), (10376, 26862), (13431, 20752), (14267, 19536), (15564, 17908)]