156630260

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{1511}}^1$

素因数の和:1664

約数の個数: 48

約数和(自身を含む): 338349312

約数和(自身を除く): 181719052

約数列:

[1, 2, 4, 5, 10, 20, 71, 73, 142, 146, 284, 292, 355, 365, 710, 730, 1420, 1460, 1511, 3022, 5183, 6044, 7555, 10366, 15110, 20732, 25915, 30220, 51830, 103660, 107281, 110303, 214562, 220606, 429124, 441212, 536405, 551515, 1072810, 1103030, 2145620, 2206060, 7831513, 15663026, 31326052, 39157565, 78315130, 156630260]

約数ペア:

[(1, 156630260), (2, 78315130), (4, 39157565), (5, 31326052), (10, 15663026), (20, 7831513), (71, 2206060), (73, 2145620), (142, 1103030), (146, 1072810), (284, 551515), (292, 536405), (355, 441212), (365, 429124), (710, 220606), (730, 214562), (1420, 110303), (1460, 107281), (1511, 103660), (3022, 51830), (5183, 30220), (6044, 25915), (7555, 20732), (10366, 15110)]