307197440

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10909}}^1$

素因数の和:10943

約数の個数: 80

約数和(自身を含む): 803586960

約数和(自身を除く): 496389520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1280, 1408, 1760, 2560, 2816, 3520, 5632, 7040, 10909, 14080, 21818, 28160, 43636, 54545, 87272, 109090, 119999, 174544, 218180, 239998, 349088, 436360, 479996, 599995, 698176, 872720, 959992, 1199990, 1396352, 1745440, 1919984, 2399980, 2792704, 3490880, 3839968, 4799960, 5585408, 6981760, 7679936, 9599920, 13963520, 15359872, 19199840, 27927040, 30719744, 38399680, 61439488, 76799360, 153598720, 307197440]

約数ペア:

[(1, 307197440), (2, 153598720), (4, 76799360), (5, 61439488), (8, 38399680), (10, 30719744), (11, 27927040), (16, 19199840), (20, 15359872), (22, 13963520), (32, 9599920), (40, 7679936), (44, 6981760), (55, 5585408), (64, 4799960), (80, 3839968), (88, 3490880), (110, 2792704), (128, 2399980), (160, 1919984), (176, 1745440), (220, 1396352), (256, 1199990), (320, 959992), (352, 872720), (440, 698176), (512, 599995), (640, 479996), (704, 436360), (880, 349088), (1280, 239998), (1408, 218180), (1760, 174544), (2560, 119999), (2816, 109090), (3520, 87272), (5632, 54545), (7040, 43636), (10909, 28160), (14080, 21818)]