289239480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{803443}}^1$

素因数の和:803460

約数の個数: 48

約数和(自身を含む): 940029480

約数和(自身を除く): 650790000

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, 803443, 1606886, 2410329, 3213772, 4017215, 4820658, 6427544, 7230987, 8034430, 9641316, 12051645, 14461974, 16068860, 19282632, 24103290, 28923948, 32137720, 36154935, 48206580, 57847896, 72309870, 96413160, 144619740, 289239480]

約数ペア:

[(1, 289239480), (2, 144619740), (3, 96413160), (4, 72309870), (5, 57847896), (6, 48206580), (8, 36154935), (9, 32137720), (10, 28923948), (12, 24103290), (15, 19282632), (18, 16068860), (20, 14461974), (24, 12051645), (30, 9641316), (36, 8034430), (40, 7230987), (45, 6427544), (60, 4820658), (72, 4017215), (90, 3213772), (120, 2410329), (180, 1606886), (360, 803443)]