256768128

素因数分解:

$2^7\times 3^2\times {\mathrm{19}}^1\times {\mathrm{11731}}^1$

素因数の和:11770

約数の個数: 96

約数和(自身を含む): 777831600

約数和(自身を除く): 521063472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 128, 144, 152, 171, 192, 228, 288, 304, 342, 384, 456, 576, 608, 684, 912, 1152, 1216, 1368, 1824, 2432, 2736, 3648, 5472, 7296, 10944, 11731, 21888, 23462, 35193, 46924, 70386, 93848, 105579, 140772, 187696, 211158, 222889, 281544, 375392, 422316, 445778, 563088, 668667, 750784, 844632, 891556, 1126176, 1337334, 1501568, 1689264, 1783112, 2006001, 2252352, 2674668, 3378528, 3566224, 4012002, 4504704, 5349336, 6757056, 7132448, 8024004, 10698672, 13514112, 14264896, 16048008, 21397344, 28529792, 32096016, 42794688, 64192032, 85589376, 128384064, 256768128]

約数ペア:

[(1, 256768128), (2, 128384064), (3, 85589376), (4, 64192032), (6, 42794688), (8, 32096016), (9, 28529792), (12, 21397344), (16, 16048008), (18, 14264896), (19, 13514112), (24, 10698672), (32, 8024004), (36, 7132448), (38, 6757056), (48, 5349336), (57, 4504704), (64, 4012002), (72, 3566224), (76, 3378528), (96, 2674668), (114, 2252352), (128, 2006001), (144, 1783112), (152, 1689264), (171, 1501568), (192, 1337334), (228, 1126176), (288, 891556), (304, 844632), (342, 750784), (384, 668667), (456, 563088), (576, 445778), (608, 422316), (684, 375392), (912, 281544), (1152, 222889), (1216, 211158), (1368, 187696), (1824, 140772), (2432, 105579), (2736, 93848), (3648, 70386), (5472, 46924), (7296, 35193), (10944, 23462), (11731, 21888)]