123981440

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1601}}^1$

素因数の和:1642

約数の個数: 96

約数和(自身を含む): 325990980

約数和(自身を除く): 202009540

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 220, 242, 320, 352, 440, 484, 605, 640, 704, 880, 968, 1210, 1408, 1601, 1760, 1936, 2420, 3202, 3520, 3872, 4840, 6404, 7040, 7744, 8005, 9680, 12808, 15488, 16010, 17611, 19360, 25616, 32020, 35222, 38720, 51232, 64040, 70444, 77440, 88055, 102464, 128080, 140888, 176110, 193721, 204928, 256160, 281776, 352220, 387442, 512320, 563552, 704440, 774884, 968605, 1024640, 1127104, 1408880, 1549768, 1937210, 2254208, 2817760, 3099536, 3874420, 5635520, 6199072, 7748840, 11271040, 12398144, 15497680, 24796288, 30995360, 61990720, 123981440]

約数ペア:

[(1, 123981440), (2, 61990720), (4, 30995360), (5, 24796288), (8, 15497680), (10, 12398144), (11, 11271040), (16, 7748840), (20, 6199072), (22, 5635520), (32, 3874420), (40, 3099536), (44, 2817760), (55, 2254208), (64, 1937210), (80, 1549768), (88, 1408880), (110, 1127104), (121, 1024640), (128, 968605), (160, 774884), (176, 704440), (220, 563552), (242, 512320), (320, 387442), (352, 352220), (440, 281776), (484, 256160), (605, 204928), (640, 193721), (704, 176110), (880, 140888), (968, 128080), (1210, 102464), (1408, 88055), (1601, 77440), (1760, 70444), (1936, 64040), (2420, 51232), (3202, 38720), (3520, 35222), (3872, 32020), (4840, 25616), (6404, 19360), (7040, 17611), (7744, 16010), (8005, 15488), (9680, 12808)]