205473270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{220939}}^1$

素因数の和:220980

約数の個数: 32

約数和(自身を含む): 509045760

約数和(自身を除く): 303572490

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 220939, 441878, 662817, 1104695, 1325634, 2209390, 3314085, 6628170, 6849109, 13698218, 20547327, 34245545, 41094654, 68491090, 102736635, 205473270]

約数ペア:

[(1, 205473270), (2, 102736635), (3, 68491090), (5, 41094654), (6, 34245545), (10, 20547327), (15, 13698218), (30, 6849109), (31, 6628170), (62, 3314085), (93, 2209390), (155, 1325634), (186, 1104695), (310, 662817), (465, 441878), (930, 220939)]