9900720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13751}}^1$

素因数の和:13770

約数の個数: 60

約数和(自身を含む): 33252336

約数和(自身を除く): 23351616

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 13751, 27502, 41253, 55004, 68755, 82506, 110008, 123759, 137510, 165012, 206265, 220016, 247518, 275020, 330024, 412530, 495036, 550040, 618795, 660048, 825060, 990072, 1100080, 1237590, 1650120, 1980144, 2475180, 3300240, 4950360, 9900720]

約数ペア:

[(1, 9900720), (2, 4950360), (3, 3300240), (4, 2475180), (5, 1980144), (6, 1650120), (8, 1237590), (9, 1100080), (10, 990072), (12, 825060), (15, 660048), (16, 618795), (18, 550040), (20, 495036), (24, 412530), (30, 330024), (36, 275020), (40, 247518), (45, 220016), (48, 206265), (60, 165012), (72, 137510), (80, 123759), (90, 110008), (120, 82506), (144, 68755), (180, 55004), (240, 41253), (360, 27502), (720, 13751)]