221608980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{410387}}^1$

素因数の和:410405

約数の個数: 48

約数和(自身を含む): 689451840

約数和(自身を除く): 467842860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 410387, 820774, 1231161, 1641548, 2051935, 2462322, 3693483, 4103870, 4924644, 6155805, 7386966, 8207740, 11080449, 12311610, 14773932, 18467415, 22160898, 24623220, 36934830, 44321796, 55402245, 73869660, 110804490, 221608980]

約数ペア:

[(1, 221608980), (2, 110804490), (3, 73869660), (4, 55402245), (5, 44321796), (6, 36934830), (9, 24623220), (10, 22160898), (12, 18467415), (15, 14773932), (18, 12311610), (20, 11080449), (27, 8207740), (30, 7386966), (36, 6155805), (45, 4924644), (54, 4103870), (60, 3693483), (90, 2462322), (108, 2051935), (135, 1641548), (180, 1231161), (270, 820774), (540, 410387)]