78539220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{48481}}^1$

素因数の和:48502

約数の個数: 60

約数和(自身を含む): 246385524

約数和(自身を除く): 167846304

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 48481, 96962, 145443, 193924, 242405, 290886, 436329, 484810, 581772, 727215, 872658, 969620, 1308987, 1454430, 1745316, 2181645, 2617974, 2908860, 3926961, 4363290, 5235948, 6544935, 7853922, 8726580, 13089870, 15707844, 19634805, 26179740, 39269610, 78539220]

約数ペア:

[(1, 78539220), (2, 39269610), (3, 26179740), (4, 19634805), (5, 15707844), (6, 13089870), (9, 8726580), (10, 7853922), (12, 6544935), (15, 5235948), (18, 4363290), (20, 3926961), (27, 2908860), (30, 2617974), (36, 2181645), (45, 1745316), (54, 1454430), (60, 1308987), (81, 969620), (90, 872658), (108, 727215), (135, 581772), (162, 484810), (180, 436329), (270, 290886), (324, 242405), (405, 193924), (540, 145443), (810, 96962), (1620, 48481)]