18517920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1$

素因数の和:414

約数の個数: 96

約数和(自身を含む): 58931712

約数和(自身を除く): 40413792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 173, 223, 240, 346, 446, 480, 519, 669, 692, 865, 892, 1038, 1115, 1338, 1384, 1730, 1784, 2076, 2230, 2595, 2676, 2768, 3345, 3460, 3568, 4152, 4460, 5190, 5352, 5536, 6690, 6920, 7136, 8304, 8920, 10380, 10704, 13380, 13840, 16608, 17840, 20760, 21408, 26760, 27680, 35680, 38579, 41520, 53520, 77158, 83040, 107040, 115737, 154316, 192895, 231474, 308632, 385790, 462948, 578685, 617264, 771580, 925896, 1157370, 1234528, 1543160, 1851792, 2314740, 3086320, 3703584, 4629480, 6172640, 9258960, 18517920]

約数ペア:

[(1, 18517920), (2, 9258960), (3, 6172640), (4, 4629480), (5, 3703584), (6, 3086320), (8, 2314740), (10, 1851792), (12, 1543160), (15, 1234528), (16, 1157370), (20, 925896), (24, 771580), (30, 617264), (32, 578685), (40, 462948), (48, 385790), (60, 308632), (80, 231474), (96, 192895), (120, 154316), (160, 115737), (173, 107040), (223, 83040), (240, 77158), (346, 53520), (446, 41520), (480, 38579), (519, 35680), (669, 27680), (692, 26760), (865, 21408), (892, 20760), (1038, 17840), (1115, 16608), (1338, 13840), (1384, 13380), (1730, 10704), (1784, 10380), (2076, 8920), (2230, 8304), (2595, 7136), (2676, 6920), (2768, 6690), (3345, 5536), (3460, 5352), (3568, 5190), (4152, 4460)]