55152720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:410

約数の個数: 240

約数和(自身を含む): 219128832

約数和(自身を除く): 163976112

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 112, 120, 124, 126, 140, 144, 155, 168, 180, 186, 210, 217, 240, 248, 252, 279, 280, 310, 315, 336, 353, 360, 372, 420, 434, 465, 496, 504, 558, 560, 620, 630, 651, 706, 720, 744, 840, 868, 930, 1008, 1059, 1085, 1116, 1240, 1260, 1302, 1395, 1412, 1488, 1680, 1736, 1765, 1860, 1953, 2118, 2170, 2232, 2471, 2480, 2520, 2604, 2790, 2824, 3177, 3255, 3472, 3530, 3720, 3906, 4236, 4340, 4464, 4942, 5040, 5208, 5295, 5580, 5648, 6354, 6510, 7060, 7413, 7440, 7812, 8472, 8680, 9765, 9884, 10416, 10590, 10943, 11160, 12355, 12708, 13020, 14120, 14826, 15624, 15885, 16944, 17360, 19530, 19768, 21180, 21886, 22239, 22320, 24710, 25416, 26040, 28240, 29652, 31248, 31770, 32829, 37065, 39060, 39536, 42360, 43772, 44478, 49420, 50832, 52080, 54715, 59304, 63540, 65658, 74130, 76601, 78120, 84720, 87544, 88956, 98487, 98840, 109430, 111195, 118608, 127080, 131316, 148260, 153202, 156240, 164145, 175088, 177912, 196974, 197680, 218860, 222390, 229803, 254160, 262632, 296520, 306404, 328290, 355824, 383005, 393948, 437720, 444780, 459606, 492435, 525264, 593040, 612808, 656580, 689409, 766010, 787896, 875440, 889560, 919212, 984870, 1149015, 1225616, 1313160, 1378818, 1532020, 1575792, 1779120, 1838424, 1969740, 2298030, 2626320, 2757636, 3064040, 3447045, 3676848, 3939480, 4596060, 5515272, 6128080, 6894090, 7878960, 9192120, 11030544, 13788180, 18384240, 27576360, 55152720]

約数ペア:

[(1, 55152720), (2, 27576360), (3, 18384240), (4, 13788180), (5, 11030544), (6, 9192120), (7, 7878960), (8, 6894090), (9, 6128080), (10, 5515272), (12, 4596060), (14, 3939480), (15, 3676848), (16, 3447045), (18, 3064040), (20, 2757636), (21, 2626320), (24, 2298030), (28, 1969740), (30, 1838424), (31, 1779120), (35, 1575792), (36, 1532020), (40, 1378818), (42, 1313160), (45, 1225616), (48, 1149015), (56, 984870), (60, 919212), (62, 889560), (63, 875440), (70, 787896), (72, 766010), (80, 689409), (84, 656580), (90, 612808), (93, 593040), (105, 525264), (112, 492435), (120, 459606), (124, 444780), (126, 437720), (140, 393948), (144, 383005), (155, 355824), (168, 328290), (180, 306404), (186, 296520), (210, 262632), (217, 254160), (240, 229803), (248, 222390), (252, 218860), (279, 197680), (280, 196974), (310, 177912), (315, 175088), (336, 164145), (353, 156240), (360, 153202), (372, 148260), (420, 131316), (434, 127080), (465, 118608), (496, 111195), (504, 109430), (558, 98840), (560, 98487), (620, 88956), (630, 87544), (651, 84720), (706, 78120), (720, 76601), (744, 74130), (840, 65658), (868, 63540), (930, 59304), (1008, 54715), (1059, 52080), (1085, 50832), (1116, 49420), (1240, 44478), (1260, 43772), (1302, 42360), (1395, 39536), (1412, 39060), (1488, 37065), (1680, 32829), (1736, 31770), (1765, 31248), (1860, 29652), (1953, 28240), (2118, 26040), (2170, 25416), (2232, 24710), (2471, 22320), (2480, 22239), (2520, 21886), (2604, 21180), (2790, 19768), (2824, 19530), (3177, 17360), (3255, 16944), (3472, 15885), (3530, 15624), (3720, 14826), (3906, 14120), (4236, 13020), (4340, 12708), (4464, 12355), (4942, 11160), (5040, 10943), (5208, 10590), (5295, 10416), (5580, 9884), (5648, 9765), (6354, 8680), (6510, 8472), (7060, 7812), (7413, 7440)]