18307440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{541}}^1$

素因数の和:607

約数の個数: 120

約数和(自身を含む): 62906688

約数和(自身を除く): 44599248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 120, 141, 144, 180, 188, 235, 240, 282, 360, 376, 423, 470, 541, 564, 705, 720, 752, 846, 940, 1082, 1128, 1410, 1623, 1692, 1880, 2115, 2164, 2256, 2705, 2820, 3246, 3384, 3760, 4230, 4328, 4869, 5410, 5640, 6492, 6768, 8115, 8460, 8656, 9738, 10820, 11280, 12984, 16230, 16920, 19476, 21640, 24345, 25427, 25968, 32460, 33840, 38952, 43280, 48690, 50854, 64920, 76281, 77904, 97380, 101708, 127135, 129840, 152562, 194760, 203416, 228843, 254270, 305124, 381405, 389520, 406832, 457686, 508540, 610248, 762810, 915372, 1017080, 1144215, 1220496, 1525620, 1830744, 2034160, 2288430, 3051240, 3661488, 4576860, 6102480, 9153720, 18307440]

約数ペア:

[(1, 18307440), (2, 9153720), (3, 6102480), (4, 4576860), (5, 3661488), (6, 3051240), (8, 2288430), (9, 2034160), (10, 1830744), (12, 1525620), (15, 1220496), (16, 1144215), (18, 1017080), (20, 915372), (24, 762810), (30, 610248), (36, 508540), (40, 457686), (45, 406832), (47, 389520), (48, 381405), (60, 305124), (72, 254270), (80, 228843), (90, 203416), (94, 194760), (120, 152562), (141, 129840), (144, 127135), (180, 101708), (188, 97380), (235, 77904), (240, 76281), (282, 64920), (360, 50854), (376, 48690), (423, 43280), (470, 38952), (541, 33840), (564, 32460), (705, 25968), (720, 25427), (752, 24345), (846, 21640), (940, 19476), (1082, 16920), (1128, 16230), (1410, 12984), (1623, 11280), (1692, 10820), (1880, 9738), (2115, 8656), (2164, 8460), (2256, 8115), (2705, 6768), (2820, 6492), (3246, 5640), (3384, 5410), (3760, 4869), (4230, 4328)]