90421560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{251171}}^1$

素因数の和:251188

約数の個数: 48

約数和(自身を含む): 293871240

約数和(自身を除く): 203449680

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, 251171, 502342, 753513, 1004684, 1255855, 1507026, 2009368, 2260539, 2511710, 3014052, 3767565, 4521078, 5023420, 6028104, 7535130, 9042156, 10046840, 11302695, 15070260, 18084312, 22605390, 30140520, 45210780, 90421560]

約数ペア:

[(1, 90421560), (2, 45210780), (3, 30140520), (4, 22605390), (5, 18084312), (6, 15070260), (8, 11302695), (9, 10046840), (10, 9042156), (12, 7535130), (15, 6028104), (18, 5023420), (20, 4521078), (24, 3767565), (30, 3014052), (36, 2511710), (40, 2260539), (45, 2009368), (60, 1507026), (72, 1255855), (90, 1004684), (120, 753513), (180, 502342), (360, 251171)]