311910480

素因数分解:

$2^4\times 3^3\times 5^1\times 7^3\times {\mathrm{421}}^1$

素因数の和:464

約数の個数: 320

約数和(自身を含む): 1255872000

約数和(自身を除く): 943961520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 336, 343, 360, 378, 392, 420, 421, 432, 441, 490, 504, 540, 560, 588, 630, 686, 720, 735, 756, 784, 840, 842, 882, 945, 980, 1008, 1029, 1080, 1176, 1260, 1263, 1323, 1372, 1470, 1512, 1680, 1684, 1715, 1764, 1890, 1960, 2058, 2105, 2160, 2205, 2352, 2520, 2526, 2646, 2744, 2940, 2947, 3024, 3087, 3368, 3430, 3528, 3780, 3789, 3920, 4116, 4210, 4410, 5040, 5052, 5145, 5292, 5488, 5880, 5894, 6174, 6315, 6615, 6736, 6860, 7056, 7560, 7578, 8232, 8420, 8820, 8841, 9261, 10104, 10290, 10584, 11367, 11760, 11788, 12348, 12630, 13230, 13720, 14735, 15120, 15156, 15435, 16464, 16840, 17640, 17682, 18522, 18945, 20208, 20580, 20629, 21168, 22734, 23576, 24696, 25260, 26460, 26523, 27440, 29470, 30312, 30870, 33680, 35280, 35364, 37044, 37890, 41160, 41258, 44205, 45468, 46305, 47152, 49392, 50520, 52920, 53046, 56835, 58940, 60624, 61740, 61887, 70728, 74088, 75780, 79569, 82320, 82516, 88410, 90936, 92610, 101040, 103145, 105840, 106092, 113670, 117880, 123480, 123774, 132615, 141456, 144403, 148176, 151560, 159138, 165032, 176820, 181872, 185220, 185661, 206290, 212184, 227340, 235760, 246960, 247548, 265230, 288806, 303120, 309435, 318276, 330064, 353640, 370440, 371322, 397845, 412580, 424368, 433209, 454680, 495096, 530460, 556983, 577612, 618870, 636552, 707280, 722015, 740880, 742644, 795690, 825160, 866418, 909360, 928305, 990192, 1060920, 1113966, 1155224, 1237740, 1273104, 1299627, 1444030, 1485288, 1591380, 1650320, 1732836, 1856610, 2121840, 2166045, 2227932, 2310448, 2475480, 2599254, 2784915, 2888060, 2970576, 3182760, 3465672, 3713220, 3898881, 4332090, 4455864, 4950960, 5198508, 5569830, 5776120, 6365520, 6498135, 6931344, 7426440, 7797762, 8664180, 8911728, 10397016, 11139660, 11552240, 12996270, 14852880, 15595524, 17328360, 19494405, 20794032, 22279320, 25992540, 31191048, 34656720, 38988810, 44558640, 51985080, 62382096, 77977620, 103970160, 155955240, 311910480]

約数ペア:

[(1, 311910480), (2, 155955240), (3, 103970160), (4, 77977620), (5, 62382096), (6, 51985080), (7, 44558640), (8, 38988810), (9, 34656720), (10, 31191048), (12, 25992540), (14, 22279320), (15, 20794032), (16, 19494405), (18, 17328360), (20, 15595524), (21, 14852880), (24, 12996270), (27, 11552240), (28, 11139660), (30, 10397016), (35, 8911728), (36, 8664180), (40, 7797762), (42, 7426440), (45, 6931344), (48, 6498135), (49, 6365520), (54, 5776120), (56, 5569830), (60, 5198508), (63, 4950960), (70, 4455864), (72, 4332090), (80, 3898881), (84, 3713220), (90, 3465672), (98, 3182760), (105, 2970576), (108, 2888060), (112, 2784915), (120, 2599254), (126, 2475480), (135, 2310448), (140, 2227932), (144, 2166045), (147, 2121840), (168, 1856610), (180, 1732836), (189, 1650320), (196, 1591380), (210, 1485288), (216, 1444030), (240, 1299627), (245, 1273104), (252, 1237740), (270, 1155224), (280, 1113966), (294, 1060920), (315, 990192), (336, 928305), (343, 909360), (360, 866418), (378, 825160), (392, 795690), (420, 742644), (421, 740880), (432, 722015), (441, 707280), (490, 636552), (504, 618870), (540, 577612), (560, 556983), (588, 530460), (630, 495096), (686, 454680), (720, 433209), (735, 424368), (756, 412580), (784, 397845), (840, 371322), (842, 370440), (882, 353640), (945, 330064), (980, 318276), (1008, 309435), (1029, 303120), (1080, 288806), (1176, 265230), (1260, 247548), (1263, 246960), (1323, 235760), (1372, 227340), (1470, 212184), (1512, 206290), (1680, 185661), (1684, 185220), (1715, 181872), (1764, 176820), (1890, 165032), (1960, 159138), (2058, 151560), (2105, 148176), (2160, 144403), (2205, 141456), (2352, 132615), (2520, 123774), (2526, 123480), (2646, 117880), (2744, 113670), (2940, 106092), (2947, 105840), (3024, 103145), (3087, 101040), (3368, 92610), (3430, 90936), (3528, 88410), (3780, 82516), (3789, 82320), (3920, 79569), (4116, 75780), (4210, 74088), (4410, 70728), (5040, 61887), (5052, 61740), (5145, 60624), (5292, 58940), (5488, 56835), (5880, 53046), (5894, 52920), (6174, 50520), (6315, 49392), (6615, 47152), (6736, 46305), (6860, 45468), (7056, 44205), (7560, 41258), (7578, 41160), (8232, 37890), (8420, 37044), (8820, 35364), (8841, 35280), (9261, 33680), (10104, 30870), (10290, 30312), (10584, 29470), (11367, 27440), (11760, 26523), (11788, 26460), (12348, 25260), (12630, 24696), (13230, 23576), (13720, 22734), (14735, 21168), (15120, 20629), (15156, 20580), (15435, 20208), (16464, 18945), (16840, 18522), (17640, 17682)]