1720236960

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30631}}^1$

素因数の和:30668

約数の個数: 192

約数和(自身を含む): 6484181760

約数和(自身を除く): 4763944800

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, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 351, 360, 390, 416, 432, 468, 480, 520, 540, 585, 624, 702, 720, 780, 864, 936, 1040, 1080, 1170, 1248, 1404, 1440, 1560, 1755, 1872, 2080, 2160, 2340, 2808, 3120, 3510, 3744, 4320, 4680, 5616, 6240, 7020, 9360, 11232, 14040, 18720, 28080, 30631, 56160, 61262, 91893, 122524, 153155, 183786, 245048, 275679, 306310, 367572, 398203, 459465, 490096, 551358, 612620, 735144, 796406, 827037, 918930, 980192, 1102716, 1194609, 1225240, 1378395, 1470288, 1592812, 1654074, 1837860, 1991015, 2205432, 2389218, 2450480, 2756790, 2940576, 3185624, 3308148, 3583827, 3675720, 3982030, 4135185, 4410864, 4778436, 4900960, 5513580, 5973045, 6371248, 6616296, 7167654, 7351440, 7964060, 8270370, 8821728, 9556872, 10751481, 11027160, 11946090, 12742496, 13232592, 14335308, 14702880, 15928120, 16540740, 17919135, 19113744, 21502962, 22054320, 23892180, 26465184, 28670616, 31856240, 33081480, 35838270, 38227488, 43005924, 44108640, 47784360, 53757405, 57341232, 63712480, 66162960, 71676540, 86011848, 95568720, 107514810, 114682464, 132325920, 143353080, 172023696, 191137440, 215029620, 286706160, 344047392, 430059240, 573412320, 860118480, 1720236960]

約数ペア:

[(1, 1720236960), (2, 860118480), (3, 573412320), (4, 430059240), (5, 344047392), (6, 286706160), (8, 215029620), (9, 191137440), (10, 172023696), (12, 143353080), (13, 132325920), (15, 114682464), (16, 107514810), (18, 95568720), (20, 86011848), (24, 71676540), (26, 66162960), (27, 63712480), (30, 57341232), (32, 53757405), (36, 47784360), (39, 44108640), (40, 43005924), (45, 38227488), (48, 35838270), (52, 33081480), (54, 31856240), (60, 28670616), (65, 26465184), (72, 23892180), (78, 22054320), (80, 21502962), (90, 19113744), (96, 17919135), (104, 16540740), (108, 15928120), (117, 14702880), (120, 14335308), (130, 13232592), (135, 12742496), (144, 11946090), (156, 11027160), (160, 10751481), (180, 9556872), (195, 8821728), (208, 8270370), (216, 7964060), (234, 7351440), (240, 7167654), (260, 6616296), (270, 6371248), (288, 5973045), (312, 5513580), (351, 4900960), (360, 4778436), (390, 4410864), (416, 4135185), (432, 3982030), (468, 3675720), (480, 3583827), (520, 3308148), (540, 3185624), (585, 2940576), (624, 2756790), (702, 2450480), (720, 2389218), (780, 2205432), (864, 1991015), (936, 1837860), (1040, 1654074), (1080, 1592812), (1170, 1470288), (1248, 1378395), (1404, 1225240), (1440, 1194609), (1560, 1102716), (1755, 980192), (1872, 918930), (2080, 827037), (2160, 796406), (2340, 735144), (2808, 612620), (3120, 551358), (3510, 490096), (3744, 459465), (4320, 398203), (4680, 367572), (5616, 306310), (6240, 275679), (7020, 245048), (9360, 183786), (11232, 153155), (14040, 122524), (18720, 91893), (28080, 61262), (30631, 56160)]