18099840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{857}}^1$

素因数の和:890

約数の個数: 128

約数和(自身を含む): 63011520

約数和(自身を除く): 44911680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 857, 880, 960, 1056, 1320, 1408, 1714, 1760, 1920, 2112, 2571, 2640, 3428, 3520, 4224, 4285, 5142, 5280, 6856, 7040, 8570, 9427, 10284, 10560, 12855, 13712, 17140, 18854, 20568, 21120, 25710, 27424, 28281, 34280, 37708, 41136, 47135, 51420, 54848, 56562, 68560, 75416, 82272, 94270, 102840, 109696, 113124, 137120, 141405, 150832, 164544, 188540, 205680, 226248, 274240, 282810, 301664, 329088, 377080, 411360, 452496, 548480, 565620, 603328, 754160, 822720, 904992, 1131240, 1206656, 1508320, 1645440, 1809984, 2262480, 3016640, 3619968, 4524960, 6033280, 9049920, 18099840]

約数ペア:

[(1, 18099840), (2, 9049920), (3, 6033280), (4, 4524960), (5, 3619968), (6, 3016640), (8, 2262480), (10, 1809984), (11, 1645440), (12, 1508320), (15, 1206656), (16, 1131240), (20, 904992), (22, 822720), (24, 754160), (30, 603328), (32, 565620), (33, 548480), (40, 452496), (44, 411360), (48, 377080), (55, 329088), (60, 301664), (64, 282810), (66, 274240), (80, 226248), (88, 205680), (96, 188540), (110, 164544), (120, 150832), (128, 141405), (132, 137120), (160, 113124), (165, 109696), (176, 102840), (192, 94270), (220, 82272), (240, 75416), (264, 68560), (320, 56562), (330, 54848), (352, 51420), (384, 47135), (440, 41136), (480, 37708), (528, 34280), (640, 28281), (660, 27424), (704, 25710), (857, 21120), (880, 20568), (960, 18854), (1056, 17140), (1320, 13712), (1408, 12855), (1714, 10560), (1760, 10284), (1920, 9427), (2112, 8570), (2571, 7040), (2640, 6856), (3428, 5280), (3520, 5142), (4224, 4285)]