405625680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:386

約数の個数: 240

約数和(自身を含む): 1450800000

約数和(自身を除く): 1045174320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 149, 152, 171, 180, 190, 199, 228, 240, 285, 298, 304, 342, 360, 380, 398, 447, 456, 570, 596, 597, 684, 720, 745, 760, 796, 855, 894, 912, 995, 1140, 1192, 1194, 1341, 1368, 1490, 1520, 1592, 1710, 1788, 1791, 1990, 2235, 2280, 2384, 2388, 2682, 2736, 2831, 2980, 2985, 3184, 3420, 3576, 3582, 3781, 3980, 4470, 4560, 4776, 5364, 5662, 5960, 5970, 6705, 6840, 7152, 7164, 7562, 7960, 8493, 8940, 8955, 9552, 10728, 11324, 11343, 11920, 11940, 13410, 13680, 14155, 14328, 15124, 15920, 16986, 17880, 17910, 18905, 21456, 22648, 22686, 23880, 25479, 26820, 28310, 28656, 29651, 30248, 33972, 34029, 35760, 35820, 37810, 42465, 45296, 45372, 47760, 50958, 53640, 56620, 56715, 59302, 60496, 67944, 68058, 71640, 75620, 84930, 88953, 90744, 101916, 107280, 113240, 113430, 118604, 127395, 135888, 136116, 143280, 148255, 151240, 169860, 170145, 177906, 181488, 203832, 226480, 226860, 237208, 254790, 266859, 272232, 296510, 302480, 339720, 340290, 355812, 407664, 444765, 453720, 474416, 509580, 533718, 544464, 563369, 593020, 679440, 680580, 711624, 889530, 907440, 1019160, 1067436, 1126738, 1186040, 1334295, 1361160, 1423248, 1690107, 1779060, 2038320, 2134872, 2253476, 2372080, 2668590, 2722320, 2816845, 3380214, 3558120, 4269744, 4506952, 5070321, 5337180, 5633690, 6760428, 7116240, 8450535, 9013904, 10140642, 10674360, 11267380, 13520856, 16901070, 20281284, 21348720, 22534760, 25351605, 27041712, 33802140, 40562568, 45069520, 50703210, 67604280, 81125136, 101406420, 135208560, 202812840, 405625680]

約数ペア:

[(1, 405625680), (2, 202812840), (3, 135208560), (4, 101406420), (5, 81125136), (6, 67604280), (8, 50703210), (9, 45069520), (10, 40562568), (12, 33802140), (15, 27041712), (16, 25351605), (18, 22534760), (19, 21348720), (20, 20281284), (24, 16901070), (30, 13520856), (36, 11267380), (38, 10674360), (40, 10140642), (45, 9013904), (48, 8450535), (57, 7116240), (60, 6760428), (72, 5633690), (76, 5337180), (80, 5070321), (90, 4506952), (95, 4269744), (114, 3558120), (120, 3380214), (144, 2816845), (149, 2722320), (152, 2668590), (171, 2372080), (180, 2253476), (190, 2134872), (199, 2038320), (228, 1779060), (240, 1690107), (285, 1423248), (298, 1361160), (304, 1334295), (342, 1186040), (360, 1126738), (380, 1067436), (398, 1019160), (447, 907440), (456, 889530), (570, 711624), (596, 680580), (597, 679440), (684, 593020), (720, 563369), (745, 544464), (760, 533718), (796, 509580), (855, 474416), (894, 453720), (912, 444765), (995, 407664), (1140, 355812), (1192, 340290), (1194, 339720), (1341, 302480), (1368, 296510), (1490, 272232), (1520, 266859), (1592, 254790), (1710, 237208), (1788, 226860), (1791, 226480), (1990, 203832), (2235, 181488), (2280, 177906), (2384, 170145), (2388, 169860), (2682, 151240), (2736, 148255), (2831, 143280), (2980, 136116), (2985, 135888), (3184, 127395), (3420, 118604), (3576, 113430), (3582, 113240), (3781, 107280), (3980, 101916), (4470, 90744), (4560, 88953), (4776, 84930), (5364, 75620), (5662, 71640), (5960, 68058), (5970, 67944), (6705, 60496), (6840, 59302), (7152, 56715), (7164, 56620), (7562, 53640), (7960, 50958), (8493, 47760), (8940, 45372), (8955, 45296), (9552, 42465), (10728, 37810), (11324, 35820), (11343, 35760), (11920, 34029), (11940, 33972), (13410, 30248), (13680, 29651), (14155, 28656), (14328, 28310), (15124, 26820), (15920, 25479), (16986, 23880), (17880, 22686), (17910, 22648), (18905, 21456)]