18769920

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:90

約数の個数: 192

約数和(自身を含む): 66044160

約数和(自身を除く): 47274240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 47, 48, 52, 60, 64, 65, 78, 80, 94, 96, 104, 120, 128, 130, 141, 156, 160, 188, 192, 195, 208, 235, 240, 256, 260, 282, 312, 320, 376, 384, 390, 416, 470, 480, 512, 520, 564, 611, 624, 640, 705, 752, 768, 780, 832, 940, 960, 1024, 1040, 1128, 1222, 1248, 1280, 1410, 1504, 1536, 1560, 1664, 1833, 1880, 1920, 2048, 2080, 2256, 2444, 2496, 2560, 2820, 3008, 3055, 3072, 3120, 3328, 3666, 3760, 3840, 4160, 4512, 4888, 4992, 5120, 5640, 6016, 6110, 6144, 6240, 6656, 7332, 7520, 7680, 8320, 9024, 9165, 9776, 9984, 10240, 11280, 12032, 12220, 12480, 13312, 14664, 15040, 15360, 16640, 18048, 18330, 19552, 19968, 22560, 24064, 24440, 24960, 26624, 29328, 30080, 30720, 33280, 36096, 36660, 39104, 39936, 45120, 48128, 48880, 49920, 58656, 60160, 66560, 72192, 73320, 78208, 79872, 90240, 96256, 97760, 99840, 117312, 120320, 133120, 144384, 146640, 156416, 180480, 195520, 199680, 234624, 240640, 288768, 293280, 312832, 360960, 391040, 399360, 469248, 481280, 586560, 625664, 721920, 782080, 938496, 1173120, 1251328, 1443840, 1564160, 1876992, 2346240, 3128320, 3753984, 4692480, 6256640, 9384960, 18769920]

約数ペア:

[(1, 18769920), (2, 9384960), (3, 6256640), (4, 4692480), (5, 3753984), (6, 3128320), (8, 2346240), (10, 1876992), (12, 1564160), (13, 1443840), (15, 1251328), (16, 1173120), (20, 938496), (24, 782080), (26, 721920), (30, 625664), (32, 586560), (39, 481280), (40, 469248), (47, 399360), (48, 391040), (52, 360960), (60, 312832), (64, 293280), (65, 288768), (78, 240640), (80, 234624), (94, 199680), (96, 195520), (104, 180480), (120, 156416), (128, 146640), (130, 144384), (141, 133120), (156, 120320), (160, 117312), (188, 99840), (192, 97760), (195, 96256), (208, 90240), (235, 79872), (240, 78208), (256, 73320), (260, 72192), (282, 66560), (312, 60160), (320, 58656), (376, 49920), (384, 48880), (390, 48128), (416, 45120), (470, 39936), (480, 39104), (512, 36660), (520, 36096), (564, 33280), (611, 30720), (624, 30080), (640, 29328), (705, 26624), (752, 24960), (768, 24440), (780, 24064), (832, 22560), (940, 19968), (960, 19552), (1024, 18330), (1040, 18048), (1128, 16640), (1222, 15360), (1248, 15040), (1280, 14664), (1410, 13312), (1504, 12480), (1536, 12220), (1560, 12032), (1664, 11280), (1833, 10240), (1880, 9984), (1920, 9776), (2048, 9165), (2080, 9024), (2256, 8320), (2444, 7680), (2496, 7520), (2560, 7332), (2820, 6656), (3008, 6240), (3055, 6144), (3072, 6110), (3120, 6016), (3328, 5640), (3666, 5120), (3760, 4992), (3840, 4888), (4160, 4512)]