257245992

素因数分解:

$2^3\times 3^2\times {\mathrm{479}}^1\times {\mathrm{7459}}^1$

素因数の和:7950

約数の個数: 48

約数和(自身を含む): 698256000

約数和(自身を除く): 441010008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 479, 958, 1437, 1916, 2874, 3832, 4311, 5748, 7459, 8622, 11496, 14918, 17244, 22377, 29836, 34488, 44754, 59672, 67131, 89508, 134262, 179016, 268524, 537048, 3572861, 7145722, 10718583, 14291444, 21437166, 28582888, 32155749, 42874332, 64311498, 85748664, 128622996, 257245992]

約数ペア:

[(1, 257245992), (2, 128622996), (3, 85748664), (4, 64311498), (6, 42874332), (8, 32155749), (9, 28582888), (12, 21437166), (18, 14291444), (24, 10718583), (36, 7145722), (72, 3572861), (479, 537048), (958, 268524), (1437, 179016), (1916, 134262), (2874, 89508), (3832, 67131), (4311, 59672), (5748, 44754), (7459, 34488), (8622, 29836), (11496, 22377), (14918, 17244)]