256236444

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{5897}}^1$

素因数の和:5995

約数の個数: 72

約数和(自身を含む): 695586528

約数和(自身を除く): 439350084

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 71, 102, 142, 153, 204, 213, 284, 306, 426, 612, 639, 852, 1207, 1278, 2414, 2556, 3621, 4828, 5897, 7242, 10863, 11794, 14484, 17691, 21726, 23588, 35382, 43452, 53073, 70764, 100249, 106146, 200498, 212292, 300747, 400996, 418687, 601494, 837374, 902241, 1202988, 1256061, 1674748, 1804482, 2512122, 3608964, 3768183, 5024244, 7117679, 7536366, 14235358, 15072732, 21353037, 28470716, 42706074, 64059111, 85412148, 128118222, 256236444]

約数ペア:

[(1, 256236444), (2, 128118222), (3, 85412148), (4, 64059111), (6, 42706074), (9, 28470716), (12, 21353037), (17, 15072732), (18, 14235358), (34, 7536366), (36, 7117679), (51, 5024244), (68, 3768183), (71, 3608964), (102, 2512122), (142, 1804482), (153, 1674748), (204, 1256061), (213, 1202988), (284, 902241), (306, 837374), (426, 601494), (612, 418687), (639, 400996), (852, 300747), (1207, 212292), (1278, 200498), (2414, 106146), (2556, 100249), (3621, 70764), (4828, 53073), (5897, 43452), (7242, 35382), (10863, 23588), (11794, 21726), (14484, 17691)]