90528760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:237

約数の個数: 128

約数和(自身を含む): 243809280

約数和(自身を除く): 153280520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 73, 86, 103, 140, 146, 172, 206, 215, 280, 292, 301, 344, 365, 412, 430, 511, 515, 584, 602, 721, 730, 824, 860, 1022, 1030, 1204, 1442, 1460, 1505, 1720, 2044, 2060, 2408, 2555, 2884, 2920, 3010, 3139, 3605, 4088, 4120, 4429, 5110, 5768, 6020, 6278, 7210, 7519, 8858, 10220, 12040, 12556, 14420, 15038, 15695, 17716, 20440, 21973, 22145, 25112, 28840, 30076, 31003, 31390, 35432, 37595, 43946, 44290, 52633, 60152, 62006, 62780, 75190, 87892, 88580, 105266, 109865, 124012, 125560, 150380, 155015, 175784, 177160, 210532, 219730, 248024, 263165, 300760, 310030, 323317, 421064, 439460, 526330, 620060, 646634, 878920, 1052660, 1240120, 1293268, 1616585, 2105320, 2263219, 2586536, 3233170, 4526438, 6466340, 9052876, 11316095, 12932680, 18105752, 22632190, 45264380, 90528760]

約数ペア:

[(1, 90528760), (2, 45264380), (4, 22632190), (5, 18105752), (7, 12932680), (8, 11316095), (10, 9052876), (14, 6466340), (20, 4526438), (28, 3233170), (35, 2586536), (40, 2263219), (43, 2105320), (56, 1616585), (70, 1293268), (73, 1240120), (86, 1052660), (103, 878920), (140, 646634), (146, 620060), (172, 526330), (206, 439460), (215, 421064), (280, 323317), (292, 310030), (301, 300760), (344, 263165), (365, 248024), (412, 219730), (430, 210532), (511, 177160), (515, 175784), (584, 155015), (602, 150380), (721, 125560), (730, 124012), (824, 109865), (860, 105266), (1022, 88580), (1030, 87892), (1204, 75190), (1442, 62780), (1460, 62006), (1505, 60152), (1720, 52633), (2044, 44290), (2060, 43946), (2408, 37595), (2555, 35432), (2884, 31390), (2920, 31003), (3010, 30076), (3139, 28840), (3605, 25112), (4088, 22145), (4120, 21973), (4429, 20440), (5110, 17716), (5768, 15695), (6020, 15038), (6278, 14420), (7210, 12556), (7519, 12040), (8858, 10220)]