161618040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{448939}}^1$

素因数の和:448956

約数の個数: 48

約数和(自身を含む): 525259800

約数和(自身を除く): 363641760

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, 448939, 897878, 1346817, 1795756, 2244695, 2693634, 3591512, 4040451, 4489390, 5387268, 6734085, 8080902, 8978780, 10774536, 13468170, 16161804, 17957560, 20202255, 26936340, 32323608, 40404510, 53872680, 80809020, 161618040]

約数ペア:

[(1, 161618040), (2, 80809020), (3, 53872680), (4, 40404510), (5, 32323608), (6, 26936340), (8, 20202255), (9, 17957560), (10, 16161804), (12, 13468170), (15, 10774536), (18, 8978780), (20, 8080902), (24, 6734085), (30, 5387268), (36, 4489390), (40, 4040451), (45, 3591512), (60, 2693634), (72, 2244695), (90, 1795756), (120, 1346817), (180, 897878), (360, 448939)]