400888800

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4283}}^1$

素因数の和:4322

約数の個数: 216

約数和(自身を含む): 1522730664

約数和(自身を除く): 1121841864

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 32, 36, 39, 40, 45, 48, 50, 52, 60, 65, 72, 75, 78, 80, 90, 96, 100, 104, 117, 120, 130, 144, 150, 156, 160, 180, 195, 200, 208, 225, 234, 240, 260, 288, 300, 312, 325, 360, 390, 400, 416, 450, 468, 480, 520, 585, 600, 624, 650, 720, 780, 800, 900, 936, 975, 1040, 1170, 1200, 1248, 1300, 1440, 1560, 1800, 1872, 1950, 2080, 2340, 2400, 2600, 2925, 3120, 3600, 3744, 3900, 4283, 4680, 5200, 5850, 6240, 7200, 7800, 8566, 9360, 10400, 11700, 12849, 15600, 17132, 18720, 21415, 23400, 25698, 31200, 34264, 38547, 42830, 46800, 51396, 55679, 64245, 68528, 77094, 85660, 93600, 102792, 107075, 111358, 128490, 137056, 154188, 167037, 171320, 192735, 205584, 214150, 222716, 256980, 278395, 308376, 321225, 334074, 342640, 385470, 411168, 428300, 445432, 501111, 513960, 556790, 616752, 642450, 668148, 685280, 770940, 835185, 856600, 890864, 963675, 1002222, 1027920, 1113580, 1233504, 1284900, 1336296, 1391975, 1541880, 1670370, 1713200, 1781728, 1927350, 2004444, 2055840, 2227160, 2505555, 2569800, 2672592, 2783950, 3083760, 3340740, 3426400, 3854700, 4008888, 4175925, 4454320, 5011110, 5139600, 5345184, 5567900, 6167520, 6681480, 7709400, 8017776, 8351850, 8908640, 10022220, 10279200, 11135800, 12527775, 13362960, 15418800, 16035552, 16703700, 20044440, 22271600, 25055550, 26725920, 30837600, 33407400, 40088880, 44543200, 50111100, 66814800, 80177760, 100222200, 133629600, 200444400, 400888800]

約数ペア:

[(1, 400888800), (2, 200444400), (3, 133629600), (4, 100222200), (5, 80177760), (6, 66814800), (8, 50111100), (9, 44543200), (10, 40088880), (12, 33407400), (13, 30837600), (15, 26725920), (16, 25055550), (18, 22271600), (20, 20044440), (24, 16703700), (25, 16035552), (26, 15418800), (30, 13362960), (32, 12527775), (36, 11135800), (39, 10279200), (40, 10022220), (45, 8908640), (48, 8351850), (50, 8017776), (52, 7709400), (60, 6681480), (65, 6167520), (72, 5567900), (75, 5345184), (78, 5139600), (80, 5011110), (90, 4454320), (96, 4175925), (100, 4008888), (104, 3854700), (117, 3426400), (120, 3340740), (130, 3083760), (144, 2783950), (150, 2672592), (156, 2569800), (160, 2505555), (180, 2227160), (195, 2055840), (200, 2004444), (208, 1927350), (225, 1781728), (234, 1713200), (240, 1670370), (260, 1541880), (288, 1391975), (300, 1336296), (312, 1284900), (325, 1233504), (360, 1113580), (390, 1027920), (400, 1002222), (416, 963675), (450, 890864), (468, 856600), (480, 835185), (520, 770940), (585, 685280), (600, 668148), (624, 642450), (650, 616752), (720, 556790), (780, 513960), (800, 501111), (900, 445432), (936, 428300), (975, 411168), (1040, 385470), (1170, 342640), (1200, 334074), (1248, 321225), (1300, 308376), (1440, 278395), (1560, 256980), (1800, 222716), (1872, 214150), (1950, 205584), (2080, 192735), (2340, 171320), (2400, 167037), (2600, 154188), (2925, 137056), (3120, 128490), (3600, 111358), (3744, 107075), (3900, 102792), (4283, 93600), (4680, 85660), (5200, 77094), (5850, 68528), (6240, 64245), (7200, 55679), (7800, 51396), (8566, 46800), (9360, 42830), (10400, 38547), (11700, 34264), (12849, 31200), (15600, 25698), (17132, 23400), (18720, 21415)]