180541620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{143287}}^1$

素因数の和:143309

約数の個数: 72

約数和(自身を含む): 625881984

約数和(自身を除く): 445340364

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, 143287, 286574, 429861, 573148, 716435, 859722, 1003009, 1289583, 1432870, 1719444, 2006018, 2149305, 2579166, 2865740, 3009027, 4012036, 4298610, 5015045, 5158332, 6018054, 6447915, 8597220, 9027081, 10030090, 12036108, 12895830, 15045135, 18054162, 20060180, 25791660, 30090270, 36108324, 45135405, 60180540, 90270810, 180541620]

約数ペア:

[(1, 180541620), (2, 90270810), (3, 60180540), (4, 45135405), (5, 36108324), (6, 30090270), (7, 25791660), (9, 20060180), (10, 18054162), (12, 15045135), (14, 12895830), (15, 12036108), (18, 10030090), (20, 9027081), (21, 8597220), (28, 6447915), (30, 6018054), (35, 5158332), (36, 5015045), (42, 4298610), (45, 4012036), (60, 3009027), (63, 2865740), (70, 2579166), (84, 2149305), (90, 2006018), (105, 1719444), (126, 1432870), (140, 1289583), (180, 1003009), (210, 859722), (252, 716435), (315, 573148), (420, 429861), (630, 286574), (1260, 143287)]