161066880

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:283

約数の個数: 320

約数和(自身を含む): 622036800

約数和(自身を除く): 460969920

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, 180, 192, 195, 208, 216, 234, 239, 240, 260, 270, 288, 312, 320, 324, 351, 360, 384, 390, 405, 416, 432, 468, 478, 480, 520, 540, 576, 585, 624, 640, 648, 702, 717, 720, 780, 810, 832, 864, 936, 956, 960, 1040, 1053, 1080, 1152, 1170, 1195, 1248, 1296, 1404, 1434, 1440, 1560, 1620, 1664, 1728, 1755, 1872, 1912, 1920, 2080, 2106, 2151, 2160, 2340, 2390, 2496, 2592, 2808, 2868, 2880, 3107, 3120, 3240, 3456, 3510, 3585, 3744, 3824, 4160, 4212, 4302, 4320, 4680, 4780, 4992, 5184, 5265, 5616, 5736, 5760, 6214, 6240, 6453, 6480, 7020, 7170, 7488, 7648, 8320, 8424, 8604, 8640, 9321, 9360, 9560, 10368, 10530, 10755, 11232, 11472, 12428, 12480, 12906, 12960, 14040, 14340, 14976, 15296, 15535, 16848, 17208, 17280, 18642, 18720, 19120, 19359, 21060, 21510, 22464, 22944, 24856, 24960, 25812, 25920, 27963, 28080, 28680, 30592, 31070, 32265, 33696, 34416, 37284, 37440, 38240, 38718, 42120, 43020, 44928, 45888, 46605, 49712, 51624, 51840, 55926, 56160, 57360, 62140, 64530, 67392, 68832, 74568, 74880, 76480, 77436, 83889, 84240, 86040, 91776, 93210, 96795, 99424, 103248, 111852, 112320, 114720, 124280, 129060, 134784, 137664, 139815, 149136, 152960, 154872, 167778, 168480, 172080, 186420, 193590, 198848, 206496, 223704, 224640, 229440, 248560, 251667, 258120, 275328, 279630, 298272, 309744, 335556, 336960, 344160, 372840, 387180, 397696, 412992, 419445, 447408, 458880, 497120, 503334, 516240, 559260, 596544, 619488, 671112, 673920, 688320, 745680, 774360, 825984, 838890, 894816, 994240, 1006668, 1032480, 1118520, 1193088, 1238976, 1258335, 1342224, 1376640, 1491360, 1548720, 1677780, 1789632, 1988480, 2013336, 2064960, 2237040, 2477952, 2516670, 2684448, 2982720, 3097440, 3355560, 3579264, 4026672, 4129920, 4474080, 5033340, 5368896, 5965440, 6194880, 6711120, 8053344, 8948160, 10066680, 10737792, 12389760, 13422240, 16106688, 17896320, 20133360, 26844480, 32213376, 40266720, 53688960, 80533440, 161066880]

約数ペア:

[(1, 161066880), (2, 80533440), (3, 53688960), (4, 40266720), (5, 32213376), (6, 26844480), (8, 20133360), (9, 17896320), (10, 16106688), (12, 13422240), (13, 12389760), (15, 10737792), (16, 10066680), (18, 8948160), (20, 8053344), (24, 6711120), (26, 6194880), (27, 5965440), (30, 5368896), (32, 5033340), (36, 4474080), (39, 4129920), (40, 4026672), (45, 3579264), (48, 3355560), (52, 3097440), (54, 2982720), (60, 2684448), (64, 2516670), (65, 2477952), (72, 2237040), (78, 2064960), (80, 2013336), (81, 1988480), (90, 1789632), (96, 1677780), (104, 1548720), (108, 1491360), (117, 1376640), (120, 1342224), (128, 1258335), (130, 1238976), (135, 1193088), (144, 1118520), (156, 1032480), (160, 1006668), (162, 994240), (180, 894816), (192, 838890), (195, 825984), (208, 774360), (216, 745680), (234, 688320), (239, 673920), (240, 671112), (260, 619488), (270, 596544), (288, 559260), (312, 516240), (320, 503334), (324, 497120), (351, 458880), (360, 447408), (384, 419445), (390, 412992), (405, 397696), (416, 387180), (432, 372840), (468, 344160), (478, 336960), (480, 335556), (520, 309744), (540, 298272), (576, 279630), (585, 275328), (624, 258120), (640, 251667), (648, 248560), (702, 229440), (717, 224640), (720, 223704), (780, 206496), (810, 198848), (832, 193590), (864, 186420), (936, 172080), (956, 168480), (960, 167778), (1040, 154872), (1053, 152960), (1080, 149136), (1152, 139815), (1170, 137664), (1195, 134784), (1248, 129060), (1296, 124280), (1404, 114720), (1434, 112320), (1440, 111852), (1560, 103248), (1620, 99424), (1664, 96795), (1728, 93210), (1755, 91776), (1872, 86040), (1912, 84240), (1920, 83889), (2080, 77436), (2106, 76480), (2151, 74880), (2160, 74568), (2340, 68832), (2390, 67392), (2496, 64530), (2592, 62140), (2808, 57360), (2868, 56160), (2880, 55926), (3107, 51840), (3120, 51624), (3240, 49712), (3456, 46605), (3510, 45888), (3585, 44928), (3744, 43020), (3824, 42120), (4160, 38718), (4212, 38240), (4302, 37440), (4320, 37284), (4680, 34416), (4780, 33696), (4992, 32265), (5184, 31070), (5265, 30592), (5616, 28680), (5736, 28080), (5760, 27963), (6214, 25920), (6240, 25812), (6453, 24960), (6480, 24856), (7020, 22944), (7170, 22464), (7488, 21510), (7648, 21060), (8320, 19359), (8424, 19120), (8604, 18720), (8640, 18642), (9321, 17280), (9360, 17208), (9560, 16848), (10368, 15535), (10530, 15296), (10755, 14976), (11232, 14340), (11472, 14040), (12428, 12960), (12480, 12906)]