161978760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{449941}}^1$

素因数の和:449958

約数の個数: 48

約数和(自身を含む): 526432140

約数和(自身を除く): 364453380

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 449941, 899882, 1349823, 1799764, 2249705, 2699646, 3599528, 4049469, 4499410, 5399292, 6749115, 8098938, 8998820, 10798584, 13498230, 16197876, 17997640, 20247345, 26996460, 32395752, 40494690, 53992920, 80989380, 161978760]

約数ペア:

[(1, 161978760), (2, 80989380), (3, 53992920), (4, 40494690), (5, 32395752), (6, 26996460), (8, 20247345), (9, 17997640), (10, 16197876), (12, 13498230), (15, 10798584), (18, 8998820), (20, 8098938), (24, 6749115), (30, 5399292), (36, 4499410), (40, 4049469), (45, 3599528), (60, 2699646), (72, 2249705), (90, 1799764), (120, 1349823), (180, 899882), (360, 449941)]