205312320

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{89}}^2$

素因数の和:207

約数の個数: 210

約数和(自身を含む): 738630222

約数和(自身を除く): 533317902

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 89, 90, 96, 108, 120, 135, 144, 160, 162, 178, 180, 192, 216, 240, 267, 270, 288, 320, 324, 356, 360, 405, 432, 445, 480, 534, 540, 576, 648, 712, 720, 801, 810, 864, 890, 960, 1068, 1080, 1296, 1335, 1424, 1440, 1602, 1620, 1728, 1780, 2136, 2160, 2403, 2592, 2670, 2848, 2880, 3204, 3240, 3560, 4005, 4272, 4320, 4806, 5184, 5340, 5696, 6408, 6480, 7120, 7209, 7921, 8010, 8544, 8640, 9612, 10680, 12015, 12816, 12960, 14240, 14418, 15842, 16020, 17088, 19224, 21360, 23763, 24030, 25632, 25920, 28480, 28836, 31684, 32040, 36045, 38448, 39605, 42720, 47526, 48060, 51264, 57672, 63368, 64080, 71289, 72090, 76896, 79210, 85440, 95052, 96120, 115344, 118815, 126736, 128160, 142578, 144180, 153792, 158420, 190104, 192240, 213867, 230688, 237630, 253472, 256320, 285156, 288360, 316840, 356445, 380208, 384480, 427734, 461376, 475260, 506944, 570312, 576720, 633680, 641601, 712890, 760416, 768960, 855468, 950520, 1069335, 1140624, 1153440, 1267360, 1283202, 1425780, 1520832, 1710936, 1901040, 2138670, 2281248, 2306880, 2534720, 2566404, 2851560, 3208005, 3421872, 3802080, 4277340, 4562496, 5132808, 5703120, 6416010, 6843744, 7604160, 8554680, 10265616, 11406240, 12832020, 13687488, 17109360, 20531232, 22812480, 25664040, 34218720, 41062464, 51328080, 68437440, 102656160, 205312320]

約数ペア:

[(1, 205312320), (2, 102656160), (3, 68437440), (4, 51328080), (5, 41062464), (6, 34218720), (8, 25664040), (9, 22812480), (10, 20531232), (12, 17109360), (15, 13687488), (16, 12832020), (18, 11406240), (20, 10265616), (24, 8554680), (27, 7604160), (30, 6843744), (32, 6416010), (36, 5703120), (40, 5132808), (45, 4562496), (48, 4277340), (54, 3802080), (60, 3421872), (64, 3208005), (72, 2851560), (80, 2566404), (81, 2534720), (89, 2306880), (90, 2281248), (96, 2138670), (108, 1901040), (120, 1710936), (135, 1520832), (144, 1425780), (160, 1283202), (162, 1267360), (178, 1153440), (180, 1140624), (192, 1069335), (216, 950520), (240, 855468), (267, 768960), (270, 760416), (288, 712890), (320, 641601), (324, 633680), (356, 576720), (360, 570312), (405, 506944), (432, 475260), (445, 461376), (480, 427734), (534, 384480), (540, 380208), (576, 356445), (648, 316840), (712, 288360), (720, 285156), (801, 256320), (810, 253472), (864, 237630), (890, 230688), (960, 213867), (1068, 192240), (1080, 190104), (1296, 158420), (1335, 153792), (1424, 144180), (1440, 142578), (1602, 128160), (1620, 126736), (1728, 118815), (1780, 115344), (2136, 96120), (2160, 95052), (2403, 85440), (2592, 79210), (2670, 76896), (2848, 72090), (2880, 71289), (3204, 64080), (3240, 63368), (3560, 57672), (4005, 51264), (4272, 48060), (4320, 47526), (4806, 42720), (5184, 39605), (5340, 38448), (5696, 36045), (6408, 32040), (6480, 31684), (7120, 28836), (7209, 28480), (7921, 25920), (8010, 25632), (8544, 24030), (8640, 23763), (9612, 21360), (10680, 19224), (12015, 17088), (12816, 16020), (12960, 15842), (14240, 14418)]