84655620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{67187}}^1$

素因数の和:67209

約数の個数: 72

約数和(自身を含む): 293477184

約数和(自身を除く): 208821564

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, 67187, 134374, 201561, 268748, 335935, 403122, 470309, 604683, 671870, 806244, 940618, 1007805, 1209366, 1343740, 1410927, 1881236, 2015610, 2351545, 2418732, 2821854, 3023415, 4031220, 4232781, 4703090, 5643708, 6046830, 7054635, 8465562, 9406180, 12093660, 14109270, 16931124, 21163905, 28218540, 42327810, 84655620]

約数ペア:

[(1, 84655620), (2, 42327810), (3, 28218540), (4, 21163905), (5, 16931124), (6, 14109270), (7, 12093660), (9, 9406180), (10, 8465562), (12, 7054635), (14, 6046830), (15, 5643708), (18, 4703090), (20, 4232781), (21, 4031220), (28, 3023415), (30, 2821854), (35, 2418732), (36, 2351545), (42, 2015610), (45, 1881236), (60, 1410927), (63, 1343740), (70, 1209366), (84, 1007805), (90, 940618), (105, 806244), (126, 671870), (140, 604683), (180, 470309), (210, 403122), (252, 335935), (315, 268748), (420, 201561), (630, 134374), (1260, 67187)]