208515870

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{28603}}^1$

素因数の和:28628

約数の個数: 56

約数和(自身を含む): 562755096

約数和(自身を除く): 354239226

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 729, 810, 1215, 1458, 2430, 3645, 7290, 28603, 57206, 85809, 143015, 171618, 257427, 286030, 429045, 514854, 772281, 858090, 1287135, 1544562, 2316843, 2574270, 3861405, 4633686, 6950529, 7722810, 11584215, 13901058, 20851587, 23168430, 34752645, 41703174, 69505290, 104257935, 208515870]

約数ペア:

[(1, 208515870), (2, 104257935), (3, 69505290), (5, 41703174), (6, 34752645), (9, 23168430), (10, 20851587), (15, 13901058), (18, 11584215), (27, 7722810), (30, 6950529), (45, 4633686), (54, 3861405), (81, 2574270), (90, 2316843), (135, 1544562), (162, 1287135), (243, 858090), (270, 772281), (405, 514854), (486, 429045), (729, 286030), (810, 257427), (1215, 171618), (1458, 143015), (2430, 85809), (3645, 57206), (7290, 28603)]