247230720

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1951}}^1$

素因数の和:1989

約数の個数: 216

約数和(自身を含む): 933633792

約数和(自身を除く): 686403072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 128, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 256, 264, 288, 320, 330, 352, 360, 384, 396, 440, 480, 495, 528, 576, 640, 660, 704, 720, 768, 792, 880, 960, 990, 1056, 1152, 1280, 1320, 1408, 1440, 1584, 1760, 1920, 1951, 1980, 2112, 2304, 2640, 2816, 2880, 3168, 3520, 3840, 3902, 3960, 4224, 5280, 5760, 5853, 6336, 7040, 7804, 7920, 8448, 9755, 10560, 11520, 11706, 12672, 14080, 15608, 15840, 17559, 19510, 21120, 21461, 23412, 25344, 29265, 31216, 31680, 35118, 39020, 42240, 42922, 46824, 58530, 62432, 63360, 64383, 70236, 78040, 85844, 87795, 93648, 107305, 117060, 124864, 126720, 128766, 140472, 156080, 171688, 175590, 187296, 193149, 214610, 234120, 249728, 257532, 280944, 312160, 321915, 343376, 351180, 374592, 386298, 429220, 468240, 499456, 515064, 561888, 624320, 643830, 686752, 702360, 749184, 772596, 858440, 936480, 965745, 1030128, 1123776, 1248640, 1287660, 1373504, 1404720, 1498368, 1545192, 1716880, 1872960, 1931490, 2060256, 2247552, 2497280, 2575320, 2747008, 2809440, 3090384, 3433760, 3745920, 3862980, 4120512, 4495104, 5150640, 5494016, 5618880, 6180768, 6867520, 7491840, 7725960, 8241024, 10301280, 11237760, 12361536, 13735040, 15451920, 16482048, 20602560, 22475520, 24723072, 27470080, 30903840, 41205120, 49446144, 61807680, 82410240, 123615360, 247230720]

約数ペア:

[(1, 247230720), (2, 123615360), (3, 82410240), (4, 61807680), (5, 49446144), (6, 41205120), (8, 30903840), (9, 27470080), (10, 24723072), (11, 22475520), (12, 20602560), (15, 16482048), (16, 15451920), (18, 13735040), (20, 12361536), (22, 11237760), (24, 10301280), (30, 8241024), (32, 7725960), (33, 7491840), (36, 6867520), (40, 6180768), (44, 5618880), (45, 5494016), (48, 5150640), (55, 4495104), (60, 4120512), (64, 3862980), (66, 3745920), (72, 3433760), (80, 3090384), (88, 2809440), (90, 2747008), (96, 2575320), (99, 2497280), (110, 2247552), (120, 2060256), (128, 1931490), (132, 1872960), (144, 1716880), (160, 1545192), (165, 1498368), (176, 1404720), (180, 1373504), (192, 1287660), (198, 1248640), (220, 1123776), (240, 1030128), (256, 965745), (264, 936480), (288, 858440), (320, 772596), (330, 749184), (352, 702360), (360, 686752), (384, 643830), (396, 624320), (440, 561888), (480, 515064), (495, 499456), (528, 468240), (576, 429220), (640, 386298), (660, 374592), (704, 351180), (720, 343376), (768, 321915), (792, 312160), (880, 280944), (960, 257532), (990, 249728), (1056, 234120), (1152, 214610), (1280, 193149), (1320, 187296), (1408, 175590), (1440, 171688), (1584, 156080), (1760, 140472), (1920, 128766), (1951, 126720), (1980, 124864), (2112, 117060), (2304, 107305), (2640, 93648), (2816, 87795), (2880, 85844), (3168, 78040), (3520, 70236), (3840, 64383), (3902, 63360), (3960, 62432), (4224, 58530), (5280, 46824), (5760, 42922), (5853, 42240), (6336, 39020), (7040, 35118), (7804, 31680), (7920, 31216), (8448, 29265), (9755, 25344), (10560, 23412), (11520, 21461), (11706, 21120), (12672, 19510), (14080, 17559), (15608, 15840)]