815592420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197003}}^1$

素因数の和:197041

約数の個数: 72

約数和(自身を含む): 2581540416

約数和(自身を除く): 1765947996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 197003, 394006, 591009, 788012, 985015, 1182018, 1773027, 1970030, 2364036, 2955045, 3546054, 3940060, 4531069, 5910090, 7092108, 8865135, 9062138, 11820180, 13593207, 17730270, 18124276, 22655345, 27186414, 35460540, 40779621, 45310690, 54372828, 67966035, 81559242, 90621380, 135932070, 163118484, 203898105, 271864140, 407796210, 815592420]

約数ペア:

[(1, 815592420), (2, 407796210), (3, 271864140), (4, 203898105), (5, 163118484), (6, 135932070), (9, 90621380), (10, 81559242), (12, 67966035), (15, 54372828), (18, 45310690), (20, 40779621), (23, 35460540), (30, 27186414), (36, 22655345), (45, 18124276), (46, 17730270), (60, 13593207), (69, 11820180), (90, 9062138), (92, 8865135), (115, 7092108), (138, 5910090), (180, 4531069), (207, 3940060), (230, 3546054), (276, 2955045), (345, 2364036), (414, 1970030), (460, 1773027), (690, 1182018), (828, 985015), (1035, 788012), (1380, 591009), (2070, 394006), (4140, 197003)]