207278890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{601}}^1$

素因数の和:1007

約数の個数: 64

約数和(自身を含む): 461180160

約数和(自身を除く): 253901270

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 379, 455, 601, 758, 910, 1202, 1895, 2653, 3005, 3790, 4207, 4927, 5306, 6010, 7813, 8414, 9854, 13265, 15626, 21035, 24635, 26530, 34489, 39065, 42070, 49270, 54691, 68978, 78130, 109382, 172445, 227779, 273455, 344890, 455558, 546910, 1138895, 1594453, 2277790, 2961127, 3188906, 5922254, 7972265, 14805635, 15944530, 20727889, 29611270, 41455778, 103639445, 207278890]

約数ペア:

[(1, 207278890), (2, 103639445), (5, 41455778), (7, 29611270), (10, 20727889), (13, 15944530), (14, 14805635), (26, 7972265), (35, 5922254), (65, 3188906), (70, 2961127), (91, 2277790), (130, 1594453), (182, 1138895), (379, 546910), (455, 455558), (601, 344890), (758, 273455), (910, 227779), (1202, 172445), (1895, 109382), (2653, 78130), (3005, 68978), (3790, 54691), (4207, 49270), (4927, 42070), (5306, 39065), (6010, 34489), (7813, 26530), (8414, 24635), (9854, 21035), (13265, 15626)]