128163870

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{158227}}^1$

素因数の和:158246

約数の個数: 40

約数和(自身を含む): 344620584

約数和(自身を除く): 216456714

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 158227, 316454, 474681, 791135, 949362, 1424043, 1582270, 2373405, 2848086, 4272129, 4746810, 7120215, 8544258, 12816387, 14240430, 21360645, 25632774, 42721290, 64081935, 128163870]

約数ペア:

[(1, 128163870), (2, 64081935), (3, 42721290), (5, 25632774), (6, 21360645), (9, 14240430), (10, 12816387), (15, 8544258), (18, 7120215), (27, 4746810), (30, 4272129), (45, 2848086), (54, 2373405), (81, 1582270), (90, 1424043), (135, 949362), (162, 791135), (270, 474681), (405, 316454), (810, 158227)]