22220280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61723}}^1$

素因数の和:61740

約数の個数: 48

約数和(自身を含む): 72217080

約数和(自身を除く): 49996800

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, 61723, 123446, 185169, 246892, 308615, 370338, 493784, 555507, 617230, 740676, 925845, 1111014, 1234460, 1481352, 1851690, 2222028, 2468920, 2777535, 3703380, 4444056, 5555070, 7406760, 11110140, 22220280]

約数ペア:

[(1, 22220280), (2, 11110140), (3, 7406760), (4, 5555070), (5, 4444056), (6, 3703380), (8, 2777535), (9, 2468920), (10, 2222028), (12, 1851690), (15, 1481352), (18, 1234460), (20, 1111014), (24, 925845), (30, 740676), (36, 617230), (40, 555507), (45, 493784), (60, 370338), (72, 308615), (90, 246892), (120, 185169), (180, 123446), (360, 61723)]