220503780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{175003}}^1$

素因数の和:175025

約数の個数: 72

約数和(自身を含む): 764417472

約数和(自身を除く): 543913692

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 175003, 350006, 525009, 700012, 875015, 1050018, 1225021, 1575027, 1750030, 2100036, 2450042, 2625045, 3150054, 3500060, 3675063, 4900084, 5250090, 6125105, 6300108, 7350126, 7875135, 10500180, 11025189, 12250210, 14700252, 15750270, 18375315, 22050378, 24500420, 31500540, 36750630, 44100756, 55125945, 73501260, 110251890, 220503780]

約数ペア:

[(1, 220503780), (2, 110251890), (3, 73501260), (4, 55125945), (5, 44100756), (6, 36750630), (7, 31500540), (9, 24500420), (10, 22050378), (12, 18375315), (14, 15750270), (15, 14700252), (18, 12250210), (20, 11025189), (21, 10500180), (28, 7875135), (30, 7350126), (35, 6300108), (36, 6125105), (42, 5250090), (45, 4900084), (60, 3675063), (63, 3500060), (70, 3150054), (84, 2625045), (90, 2450042), (105, 2100036), (126, 1750030), (140, 1575027), (180, 1225021), (210, 1050018), (252, 875015), (315, 700012), (420, 525009), (630, 350006), (1260, 175003)]