18501120

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1$

素因数の和:113

約数の個数: 240

約数和(自身を含む): 70857072

約数和(自身を除く): 52355952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 73, 80, 88, 90, 96, 99, 110, 120, 128, 132, 144, 146, 160, 165, 176, 180, 192, 198, 219, 220, 240, 256, 264, 288, 292, 320, 330, 352, 360, 365, 384, 396, 438, 440, 480, 495, 512, 528, 576, 584, 640, 657, 660, 704, 720, 730, 768, 792, 803, 876, 880, 960, 990, 1056, 1095, 1152, 1168, 1280, 1314, 1320, 1408, 1440, 1460, 1536, 1584, 1606, 1752, 1760, 1920, 1980, 2112, 2190, 2304, 2336, 2409, 2560, 2628, 2640, 2816, 2880, 2920, 3168, 3212, 3285, 3504, 3520, 3840, 3960, 4015, 4224, 4380, 4608, 4672, 4818, 5256, 5280, 5632, 5760, 5840, 6336, 6424, 6570, 7008, 7040, 7227, 7680, 7920, 8030, 8448, 8760, 9344, 9636, 10512, 10560, 11520, 11680, 12045, 12672, 12848, 13140, 14016, 14080, 14454, 15840, 16060, 16896, 17520, 18688, 19272, 21024, 21120, 23040, 23360, 24090, 25344, 25696, 26280, 28032, 28160, 28908, 31680, 32120, 35040, 36135, 37376, 38544, 42048, 42240, 46720, 48180, 50688, 51392, 52560, 56064, 57816, 63360, 64240, 70080, 72270, 77088, 84096, 84480, 93440, 96360, 102784, 105120, 112128, 115632, 126720, 128480, 140160, 144540, 154176, 168192, 186880, 192720, 205568, 210240, 231264, 253440, 256960, 280320, 289080, 308352, 336384, 385440, 411136, 420480, 462528, 513920, 560640, 578160, 616704, 770880, 840960, 925056, 1027840, 1156320, 1233408, 1541760, 1681920, 1850112, 2055680, 2312640, 3083520, 3700224, 4625280, 6167040, 9250560, 18501120]

約数ペア:

[(1, 18501120), (2, 9250560), (3, 6167040), (4, 4625280), (5, 3700224), (6, 3083520), (8, 2312640), (9, 2055680), (10, 1850112), (11, 1681920), (12, 1541760), (15, 1233408), (16, 1156320), (18, 1027840), (20, 925056), (22, 840960), (24, 770880), (30, 616704), (32, 578160), (33, 560640), (36, 513920), (40, 462528), (44, 420480), (45, 411136), (48, 385440), (55, 336384), (60, 308352), (64, 289080), (66, 280320), (72, 256960), (73, 253440), (80, 231264), (88, 210240), (90, 205568), (96, 192720), (99, 186880), (110, 168192), (120, 154176), (128, 144540), (132, 140160), (144, 128480), (146, 126720), (160, 115632), (165, 112128), (176, 105120), (180, 102784), (192, 96360), (198, 93440), (219, 84480), (220, 84096), (240, 77088), (256, 72270), (264, 70080), (288, 64240), (292, 63360), (320, 57816), (330, 56064), (352, 52560), (360, 51392), (365, 50688), (384, 48180), (396, 46720), (438, 42240), (440, 42048), (480, 38544), (495, 37376), (512, 36135), (528, 35040), (576, 32120), (584, 31680), (640, 28908), (657, 28160), (660, 28032), (704, 26280), (720, 25696), (730, 25344), (768, 24090), (792, 23360), (803, 23040), (876, 21120), (880, 21024), (960, 19272), (990, 18688), (1056, 17520), (1095, 16896), (1152, 16060), (1168, 15840), (1280, 14454), (1314, 14080), (1320, 14016), (1408, 13140), (1440, 12848), (1460, 12672), (1536, 12045), (1584, 11680), (1606, 11520), (1752, 10560), (1760, 10512), (1920, 9636), (1980, 9344), (2112, 8760), (2190, 8448), (2304, 8030), (2336, 7920), (2409, 7680), (2560, 7227), (2628, 7040), (2640, 7008), (2816, 6570), (2880, 6424), (2920, 6336), (3168, 5840), (3212, 5760), (3285, 5632), (3504, 5280), (3520, 5256), (3840, 4818), (3960, 4672), (4015, 4608), (4224, 4380)]