212511120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2017}}^1$

素因数の和:2472

約数の個数: 80

約数和(自身を含む): 660612480

約数和(自身を除く): 448101360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 439, 878, 1317, 1756, 2017, 2195, 2634, 3512, 4034, 4390, 5268, 6051, 6585, 7024, 8068, 8780, 10085, 10536, 12102, 13170, 16136, 17560, 20170, 21072, 24204, 26340, 30255, 32272, 35120, 40340, 48408, 52680, 60510, 80680, 96816, 105360, 121020, 161360, 242040, 484080, 885463, 1770926, 2656389, 3541852, 4427315, 5312778, 7083704, 8854630, 10625556, 13281945, 14167408, 17709260, 21251112, 26563890, 35418520, 42502224, 53127780, 70837040, 106255560, 212511120]

約数ペア:

[(1, 212511120), (2, 106255560), (3, 70837040), (4, 53127780), (5, 42502224), (6, 35418520), (8, 26563890), (10, 21251112), (12, 17709260), (15, 14167408), (16, 13281945), (20, 10625556), (24, 8854630), (30, 7083704), (40, 5312778), (48, 4427315), (60, 3541852), (80, 2656389), (120, 1770926), (240, 885463), (439, 484080), (878, 242040), (1317, 161360), (1756, 121020), (2017, 105360), (2195, 96816), (2634, 80680), (3512, 60510), (4034, 52680), (4390, 48408), (5268, 40340), (6051, 35120), (6585, 32272), (7024, 30255), (8068, 26340), (8780, 24204), (10085, 21072), (10536, 20170), (12102, 17560), (13170, 16136)]