261434628

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8867}}^1$

素因数の和:8903

約数の個数: 120

約数和(自身を含む): 841253952

約数和(自身を除く): 579819324

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 81, 84, 91, 108, 117, 126, 156, 162, 182, 189, 234, 252, 273, 324, 351, 364, 378, 468, 546, 567, 702, 756, 819, 1053, 1092, 1134, 1404, 1638, 2106, 2268, 2457, 3276, 4212, 4914, 7371, 8867, 9828, 14742, 17734, 26601, 29484, 35468, 53202, 62069, 79803, 106404, 115271, 124138, 159606, 186207, 230542, 239409, 248276, 319212, 345813, 372414, 461084, 478818, 558621, 691626, 718227, 744828, 806897, 957636, 1037439, 1117242, 1383252, 1436454, 1613794, 1675863, 2074878, 2234484, 2420691, 2872908, 3112317, 3227588, 3351726, 4149756, 4841382, 5027589, 6224634, 6703452, 7262073, 9336951, 9682764, 10055178, 12449268, 14524146, 18673902, 20110356, 21786219, 29048292, 37347804, 43572438, 65358657, 87144876, 130717314, 261434628]

約数ペア:

[(1, 261434628), (2, 130717314), (3, 87144876), (4, 65358657), (6, 43572438), (7, 37347804), (9, 29048292), (12, 21786219), (13, 20110356), (14, 18673902), (18, 14524146), (21, 12449268), (26, 10055178), (27, 9682764), (28, 9336951), (36, 7262073), (39, 6703452), (42, 6224634), (52, 5027589), (54, 4841382), (63, 4149756), (78, 3351726), (81, 3227588), (84, 3112317), (91, 2872908), (108, 2420691), (117, 2234484), (126, 2074878), (156, 1675863), (162, 1613794), (182, 1436454), (189, 1383252), (234, 1117242), (252, 1037439), (273, 957636), (324, 806897), (351, 744828), (364, 718227), (378, 691626), (468, 558621), (546, 478818), (567, 461084), (702, 372414), (756, 345813), (819, 319212), (1053, 248276), (1092, 239409), (1134, 230542), (1404, 186207), (1638, 159606), (2106, 124138), (2268, 115271), (2457, 106404), (3276, 79803), (4212, 62069), (4914, 53202), (7371, 35468), (8867, 29484), (9828, 26601), (14742, 17734)]