17521920

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{13}}^2$

素因数の和:59

約数の個数: 270

約数和(自身を含む): 67890438

約数和(自身を除く): 50368518

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 162, 169, 180, 192, 195, 208, 216, 234, 240, 256, 260, 270, 288, 312, 320, 324, 338, 351, 360, 384, 390, 405, 416, 432, 468, 480, 507, 520, 540, 576, 585, 624, 640, 648, 676, 702, 720, 768, 780, 810, 832, 845, 864, 936, 960, 1014, 1040, 1053, 1080, 1152, 1170, 1248, 1280, 1296, 1352, 1404, 1440, 1521, 1560, 1620, 1664, 1690, 1728, 1755, 1872, 1920, 2028, 2080, 2106, 2160, 2304, 2340, 2496, 2535, 2592, 2704, 2808, 2880, 3042, 3120, 3240, 3328, 3380, 3456, 3510, 3744, 3840, 4056, 4160, 4212, 4320, 4563, 4680, 4992, 5070, 5184, 5265, 5408, 5616, 5760, 6084, 6240, 6480, 6760, 6912, 7020, 7488, 7605, 8112, 8320, 8424, 8640, 9126, 9360, 9984, 10140, 10368, 10530, 10816, 11232, 11520, 12168, 12480, 12960, 13520, 13689, 14040, 14976, 15210, 16224, 16640, 16848, 17280, 18252, 18720, 20280, 20736, 21060, 21632, 22464, 22815, 24336, 24960, 25920, 27040, 27378, 28080, 29952, 30420, 32448, 33696, 34560, 36504, 37440, 40560, 42120, 43264, 44928, 45630, 48672, 49920, 51840, 54080, 54756, 56160, 60840, 64896, 67392, 68445, 73008, 74880, 81120, 84240, 89856, 91260, 97344, 103680, 108160, 109512, 112320, 121680, 129792, 134784, 136890, 146016, 149760, 162240, 168480, 182520, 194688, 216320, 219024, 224640, 243360, 269568, 273780, 292032, 324480, 336960, 365040, 389376, 438048, 449280, 486720, 547560, 584064, 648960, 673920, 730080, 876096, 973440, 1095120, 1168128, 1347840, 1460160, 1752192, 1946880, 2190240, 2920320, 3504384, 4380480, 5840640, 8760960, 17521920]

約数ペア:

[(1, 17521920), (2, 8760960), (3, 5840640), (4, 4380480), (5, 3504384), (6, 2920320), (8, 2190240), (9, 1946880), (10, 1752192), (12, 1460160), (13, 1347840), (15, 1168128), (16, 1095120), (18, 973440), (20, 876096), (24, 730080), (26, 673920), (27, 648960), (30, 584064), (32, 547560), (36, 486720), (39, 449280), (40, 438048), (45, 389376), (48, 365040), (52, 336960), (54, 324480), (60, 292032), (64, 273780), (65, 269568), (72, 243360), (78, 224640), (80, 219024), (81, 216320), (90, 194688), (96, 182520), (104, 168480), (108, 162240), (117, 149760), (120, 146016), (128, 136890), (130, 134784), (135, 129792), (144, 121680), (156, 112320), (160, 109512), (162, 108160), (169, 103680), (180, 97344), (192, 91260), (195, 89856), (208, 84240), (216, 81120), (234, 74880), (240, 73008), (256, 68445), (260, 67392), (270, 64896), (288, 60840), (312, 56160), (320, 54756), (324, 54080), (338, 51840), (351, 49920), (360, 48672), (384, 45630), (390, 44928), (405, 43264), (416, 42120), (432, 40560), (468, 37440), (480, 36504), (507, 34560), (520, 33696), (540, 32448), (576, 30420), (585, 29952), (624, 28080), (640, 27378), (648, 27040), (676, 25920), (702, 24960), (720, 24336), (768, 22815), (780, 22464), (810, 21632), (832, 21060), (845, 20736), (864, 20280), (936, 18720), (960, 18252), (1014, 17280), (1040, 16848), (1053, 16640), (1080, 16224), (1152, 15210), (1170, 14976), (1248, 14040), (1280, 13689), (1296, 13520), (1352, 12960), (1404, 12480), (1440, 12168), (1521, 11520), (1560, 11232), (1620, 10816), (1664, 10530), (1690, 10368), (1728, 10140), (1755, 9984), (1872, 9360), (1920, 9126), (2028, 8640), (2080, 8424), (2106, 8320), (2160, 8112), (2304, 7605), (2340, 7488), (2496, 7020), (2535, 6912), (2592, 6760), (2704, 6480), (2808, 6240), (2880, 6084), (3042, 5760), (3120, 5616), (3240, 5408), (3328, 5265), (3380, 5184), (3456, 5070), (3510, 4992), (3744, 4680), (3840, 4563), (4056, 4320), (4160, 4212)]