1912647040

素因数分解:

$2^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{499}}^1$

素因数の和:684

約数の個数: 128

約数和(自身を含む): 4709340000

約数和(自身を除く): 2796692960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 113, 128, 160, 212, 226, 265, 320, 424, 452, 499, 530, 565, 640, 848, 904, 998, 1060, 1130, 1696, 1808, 1996, 2120, 2260, 2495, 3392, 3616, 3992, 4240, 4520, 4990, 5989, 6784, 7232, 7984, 8480, 9040, 9980, 11978, 14464, 15968, 16960, 18080, 19960, 23956, 26447, 29945, 31936, 33920, 36160, 39920, 47912, 52894, 56387, 59890, 63872, 72320, 79840, 95824, 105788, 112774, 119780, 132235, 159680, 191648, 211576, 225548, 239560, 264470, 281935, 319360, 383296, 423152, 451096, 479120, 528940, 563870, 766592, 846304, 902192, 958240, 1057880, 1127740, 1692608, 1804384, 1916480, 2115760, 2255480, 2988511, 3385216, 3608768, 3832960, 4231520, 4510960, 5977022, 7217536, 8463040, 9021920, 11954044, 14942555, 16926080, 18043840, 23908088, 29885110, 36087680, 47816176, 59770220, 95632352, 119540440, 191264704, 239080880, 382529408, 478161760, 956323520, 1912647040]

約数ペア:

[(1, 1912647040), (2, 956323520), (4, 478161760), (5, 382529408), (8, 239080880), (10, 191264704), (16, 119540440), (20, 95632352), (32, 59770220), (40, 47816176), (53, 36087680), (64, 29885110), (80, 23908088), (106, 18043840), (113, 16926080), (128, 14942555), (160, 11954044), (212, 9021920), (226, 8463040), (265, 7217536), (320, 5977022), (424, 4510960), (452, 4231520), (499, 3832960), (530, 3608768), (565, 3385216), (640, 2988511), (848, 2255480), (904, 2115760), (998, 1916480), (1060, 1804384), (1130, 1692608), (1696, 1127740), (1808, 1057880), (1996, 958240), (2120, 902192), (2260, 846304), (2495, 766592), (3392, 563870), (3616, 528940), (3992, 479120), (4240, 451096), (4520, 423152), (4990, 383296), (5989, 319360), (6784, 281935), (7232, 264470), (7984, 239560), (8480, 225548), (9040, 211576), (9980, 191648), (11978, 159680), (14464, 132235), (15968, 119780), (16960, 112774), (18080, 105788), (19960, 95824), (23956, 79840), (26447, 72320), (29945, 63872), (31936, 59890), (33920, 56387), (36160, 52894), (39920, 47912)]