28989720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{80527}}^1$

素因数の和:80544

約数の個数: 48

約数和(自身を含む): 94217760

約数和(自身を除く): 65228040

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, 80527, 161054, 241581, 322108, 402635, 483162, 644216, 724743, 805270, 966324, 1207905, 1449486, 1610540, 1932648, 2415810, 2898972, 3221080, 3623715, 4831620, 5797944, 7247430, 9663240, 14494860, 28989720]

約数ペア:

[(1, 28989720), (2, 14494860), (3, 9663240), (4, 7247430), (5, 5797944), (6, 4831620), (8, 3623715), (9, 3221080), (10, 2898972), (12, 2415810), (15, 1932648), (18, 1610540), (20, 1449486), (24, 1207905), (30, 966324), (36, 805270), (40, 724743), (45, 644216), (60, 483162), (72, 402635), (90, 322108), (120, 241581), (180, 161054), (360, 80527)]