18273280

素因数分解:

$2^{10}\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:151

約数の個数: 88

約数和(自身を含む): 45394272

約数和(自身を除く): 27120992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 83, 86, 128, 160, 166, 172, 215, 256, 320, 332, 344, 415, 430, 512, 640, 664, 688, 830, 860, 1024, 1280, 1328, 1376, 1660, 1720, 2560, 2656, 2752, 3320, 3440, 3569, 5120, 5312, 5504, 6640, 6880, 7138, 10624, 11008, 13280, 13760, 14276, 17845, 21248, 22016, 26560, 27520, 28552, 35690, 42496, 44032, 53120, 55040, 57104, 71380, 84992, 106240, 110080, 114208, 142760, 212480, 220160, 228416, 285520, 424960, 456832, 571040, 913664, 1142080, 1827328, 2284160, 3654656, 4568320, 9136640, 18273280]

約数ペア:

[(1, 18273280), (2, 9136640), (4, 4568320), (5, 3654656), (8, 2284160), (10, 1827328), (16, 1142080), (20, 913664), (32, 571040), (40, 456832), (43, 424960), (64, 285520), (80, 228416), (83, 220160), (86, 212480), (128, 142760), (160, 114208), (166, 110080), (172, 106240), (215, 84992), (256, 71380), (320, 57104), (332, 55040), (344, 53120), (415, 44032), (430, 42496), (512, 35690), (640, 28552), (664, 27520), (688, 26560), (830, 22016), (860, 21248), (1024, 17845), (1280, 14276), (1328, 13760), (1376, 13280), (1660, 11008), (1720, 10624), (2560, 7138), (2656, 6880), (2752, 6640), (3320, 5504), (3440, 5312), (3569, 5120)]