255136128

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{51109}}^1$

素因数の和:51139

約数の個数: 64

約数和(自身を含む): 729850800

約数和(自身を除く): 474714672

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 312, 384, 416, 624, 832, 1248, 1664, 2496, 4992, 51109, 102218, 153327, 204436, 306654, 408872, 613308, 664417, 817744, 1226616, 1328834, 1635488, 1993251, 2453232, 2657668, 3270976, 3986502, 4906464, 5315336, 6541952, 7973004, 9812928, 10630672, 15946008, 19625856, 21261344, 31892016, 42522688, 63784032, 85045376, 127568064, 255136128]

約数ペア:

[(1, 255136128), (2, 127568064), (3, 85045376), (4, 63784032), (6, 42522688), (8, 31892016), (12, 21261344), (13, 19625856), (16, 15946008), (24, 10630672), (26, 9812928), (32, 7973004), (39, 6541952), (48, 5315336), (52, 4906464), (64, 3986502), (78, 3270976), (96, 2657668), (104, 2453232), (128, 1993251), (156, 1635488), (192, 1328834), (208, 1226616), (312, 817744), (384, 664417), (416, 613308), (624, 408872), (832, 306654), (1248, 204436), (1664, 153327), (2496, 102218), (4992, 51109)]