258644656

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:330

約数の個数: 80

約数和(自身を含む): 540187648

約数和(自身を除く): 281542992

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 67, 86, 124, 134, 172, 181, 248, 268, 344, 362, 496, 536, 688, 724, 1072, 1333, 1448, 2077, 2666, 2881, 2896, 4154, 5332, 5611, 5762, 7783, 8308, 10664, 11222, 11524, 12127, 15566, 16616, 21328, 22444, 23048, 24254, 31132, 33232, 44888, 46096, 48508, 62264, 89311, 89776, 97016, 124528, 178622, 194032, 241273, 357244, 375937, 482546, 521461, 714488, 751874, 965092, 1042922, 1428976, 1503748, 1930184, 2085844, 3007496, 3860368, 4171688, 6014992, 8343376, 16165291, 32330582, 64661164, 129322328, 258644656]

約数ペア:

[(1, 258644656), (2, 129322328), (4, 64661164), (8, 32330582), (16, 16165291), (31, 8343376), (43, 6014992), (62, 4171688), (67, 3860368), (86, 3007496), (124, 2085844), (134, 1930184), (172, 1503748), (181, 1428976), (248, 1042922), (268, 965092), (344, 751874), (362, 714488), (496, 521461), (536, 482546), (688, 375937), (724, 357244), (1072, 241273), (1333, 194032), (1448, 178622), (2077, 124528), (2666, 97016), (2881, 89776), (2896, 89311), (4154, 62264), (5332, 48508), (5611, 46096), (5762, 44888), (7783, 33232), (8308, 31132), (10664, 24254), (11222, 23048), (11524, 22444), (12127, 21328), (15566, 16616)]