381968640

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{467}}^1$

素因数の和:565

約数の個数: 216

約数和(自身を含む): 1343055168

約数和(自身を除く): 961086528

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 71, 72, 80, 90, 96, 120, 128, 142, 144, 160, 180, 192, 213, 240, 256, 284, 288, 320, 355, 360, 384, 426, 467, 480, 568, 576, 639, 640, 710, 720, 768, 852, 934, 960, 1065, 1136, 1152, 1278, 1280, 1401, 1420, 1440, 1704, 1868, 1920, 2130, 2272, 2304, 2335, 2556, 2802, 2840, 2880, 3195, 3408, 3736, 3840, 4203, 4260, 4544, 4670, 5112, 5604, 5680, 5760, 6390, 6816, 7005, 7472, 8406, 8520, 9088, 9340, 10224, 11208, 11360, 11520, 12780, 13632, 14010, 14944, 16812, 17040, 18176, 18680, 20448, 21015, 22416, 22720, 25560, 27264, 28020, 29888, 33157, 33624, 34080, 37360, 40896, 42030, 44832, 45440, 51120, 54528, 56040, 59776, 66314, 67248, 68160, 74720, 81792, 84060, 89664, 90880, 99471, 102240, 112080, 119552, 132628, 134496, 136320, 149440, 163584, 165785, 168120, 179328, 198942, 204480, 224160, 265256, 268992, 272640, 298413, 298880, 331570, 336240, 358656, 397884, 408960, 448320, 497355, 530512, 537984, 596826, 597760, 663140, 672480, 795768, 817920, 896640, 994710, 1061024, 1075968, 1193652, 1326280, 1344960, 1492065, 1591536, 1793280, 1989420, 2122048, 2387304, 2652560, 2689920, 2984130, 3183072, 3978840, 4244096, 4774608, 5305120, 5379840, 5968260, 6366144, 7957680, 8488192, 9549216, 10610240, 11936520, 12732288, 15915360, 19098432, 21220480, 23873040, 25464576, 31830720, 38196864, 42440960, 47746080, 63661440, 76393728, 95492160, 127322880, 190984320, 381968640]

約数ペア:

[(1, 381968640), (2, 190984320), (3, 127322880), (4, 95492160), (5, 76393728), (6, 63661440), (8, 47746080), (9, 42440960), (10, 38196864), (12, 31830720), (15, 25464576), (16, 23873040), (18, 21220480), (20, 19098432), (24, 15915360), (30, 12732288), (32, 11936520), (36, 10610240), (40, 9549216), (45, 8488192), (48, 7957680), (60, 6366144), (64, 5968260), (71, 5379840), (72, 5305120), (80, 4774608), (90, 4244096), (96, 3978840), (120, 3183072), (128, 2984130), (142, 2689920), (144, 2652560), (160, 2387304), (180, 2122048), (192, 1989420), (213, 1793280), (240, 1591536), (256, 1492065), (284, 1344960), (288, 1326280), (320, 1193652), (355, 1075968), (360, 1061024), (384, 994710), (426, 896640), (467, 817920), (480, 795768), (568, 672480), (576, 663140), (639, 597760), (640, 596826), (710, 537984), (720, 530512), (768, 497355), (852, 448320), (934, 408960), (960, 397884), (1065, 358656), (1136, 336240), (1152, 331570), (1278, 298880), (1280, 298413), (1401, 272640), (1420, 268992), (1440, 265256), (1704, 224160), (1868, 204480), (1920, 198942), (2130, 179328), (2272, 168120), (2304, 165785), (2335, 163584), (2556, 149440), (2802, 136320), (2840, 134496), (2880, 132628), (3195, 119552), (3408, 112080), (3736, 102240), (3840, 99471), (4203, 90880), (4260, 89664), (4544, 84060), (4670, 81792), (5112, 74720), (5604, 68160), (5680, 67248), (5760, 66314), (6390, 59776), (6816, 56040), (7005, 54528), (7472, 51120), (8406, 45440), (8520, 44832), (9088, 42030), (9340, 40896), (10224, 37360), (11208, 34080), (11360, 33624), (11520, 33157), (12780, 29888), (13632, 28020), (14010, 27264), (14944, 25560), (16812, 22720), (17040, 22416), (18176, 21015), (18680, 20448)]