227221920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{157793}}^1$

素因数の和:157814

約数の個数: 72

約数和(自身を含む): 775399716

約数和(自身を除く): 548177796

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 157793, 315586, 473379, 631172, 788965, 946758, 1262344, 1420137, 1577930, 1893516, 2366895, 2524688, 2840274, 3155860, 3787032, 4733790, 5049376, 5680548, 6311720, 7100685, 7574064, 9467580, 11361096, 12623440, 14201370, 15148128, 18935160, 22722192, 25246880, 28402740, 37870320, 45444384, 56805480, 75740640, 113610960, 227221920]

約数ペア:

[(1, 227221920), (2, 113610960), (3, 75740640), (4, 56805480), (5, 45444384), (6, 37870320), (8, 28402740), (9, 25246880), (10, 22722192), (12, 18935160), (15, 15148128), (16, 14201370), (18, 12623440), (20, 11361096), (24, 9467580), (30, 7574064), (32, 7100685), (36, 6311720), (40, 5680548), (45, 5049376), (48, 4733790), (60, 3787032), (72, 3155860), (80, 2840274), (90, 2524688), (96, 2366895), (120, 1893516), (144, 1577930), (160, 1420137), (180, 1262344), (240, 946758), (288, 788965), (360, 631172), (480, 473379), (720, 315586), (1440, 157793)]