18464640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:244

約数の個数: 128

約数和(自身を含む): 60220800

約数和(自身を除く): 41756160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 59, 60, 64, 80, 96, 118, 120, 128, 160, 163, 177, 192, 236, 240, 295, 320, 326, 354, 384, 472, 480, 489, 590, 640, 652, 708, 815, 885, 944, 960, 978, 1180, 1304, 1416, 1630, 1770, 1888, 1920, 1956, 2360, 2445, 2608, 2832, 3260, 3540, 3776, 3912, 4720, 4890, 5216, 5664, 6520, 7080, 7552, 7824, 9440, 9617, 9780, 10432, 11328, 13040, 14160, 15648, 18880, 19234, 19560, 20864, 22656, 26080, 28320, 28851, 31296, 37760, 38468, 39120, 48085, 52160, 56640, 57702, 62592, 76936, 78240, 96170, 104320, 113280, 115404, 144255, 153872, 156480, 192340, 230808, 288510, 307744, 312960, 384680, 461616, 577020, 615488, 769360, 923232, 1154040, 1230976, 1538720, 1846464, 2308080, 3077440, 3692928, 4616160, 6154880, 9232320, 18464640]

約数ペア:

[(1, 18464640), (2, 9232320), (3, 6154880), (4, 4616160), (5, 3692928), (6, 3077440), (8, 2308080), (10, 1846464), (12, 1538720), (15, 1230976), (16, 1154040), (20, 923232), (24, 769360), (30, 615488), (32, 577020), (40, 461616), (48, 384680), (59, 312960), (60, 307744), (64, 288510), (80, 230808), (96, 192340), (118, 156480), (120, 153872), (128, 144255), (160, 115404), (163, 113280), (177, 104320), (192, 96170), (236, 78240), (240, 76936), (295, 62592), (320, 57702), (326, 56640), (354, 52160), (384, 48085), (472, 39120), (480, 38468), (489, 37760), (590, 31296), (640, 28851), (652, 28320), (708, 26080), (815, 22656), (885, 20864), (944, 19560), (960, 19234), (978, 18880), (1180, 15648), (1304, 14160), (1416, 13040), (1630, 11328), (1770, 10432), (1888, 9780), (1920, 9617), (1956, 9440), (2360, 7824), (2445, 7552), (2608, 7080), (2832, 6520), (3260, 5664), (3540, 5216), (3776, 4890), (3912, 4720)]