220828860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{175261}}^1$

素因数の和:175283

約数の個数: 72

約数和(自身を含む): 765544416

約数和(自身を除く): 544715556

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, 175261, 350522, 525783, 701044, 876305, 1051566, 1226827, 1577349, 1752610, 2103132, 2453654, 2628915, 3154698, 3505220, 3680481, 4907308, 5257830, 6134135, 6309396, 7360962, 7886745, 10515660, 11041443, 12268270, 14721924, 15773490, 18402405, 22082886, 24536540, 31546980, 36804810, 44165772, 55207215, 73609620, 110414430, 220828860]

約数ペア:

[(1, 220828860), (2, 110414430), (3, 73609620), (4, 55207215), (5, 44165772), (6, 36804810), (7, 31546980), (9, 24536540), (10, 22082886), (12, 18402405), (14, 15773490), (15, 14721924), (18, 12268270), (20, 11041443), (21, 10515660), (28, 7886745), (30, 7360962), (35, 6309396), (36, 6134135), (42, 5257830), (45, 4907308), (60, 3680481), (63, 3505220), (70, 3154698), (84, 2628915), (90, 2453654), (105, 2103132), (126, 1752610), (140, 1577349), (180, 1226827), (210, 1051566), (252, 876305), (315, 701044), (420, 525783), (630, 350522), (1260, 175261)]