287474880

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3889}}^1$

素因数の和:3927

約数の個数: 224

約数和(自身を含む): 1138245120

約数和(自身を除く): 850770240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 64, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 132, 140, 154, 160, 165, 168, 176, 192, 210, 220, 224, 231, 240, 264, 280, 308, 320, 330, 336, 352, 385, 420, 440, 448, 462, 480, 528, 560, 616, 660, 672, 704, 770, 840, 880, 924, 960, 1056, 1120, 1155, 1232, 1320, 1344, 1540, 1680, 1760, 1848, 2112, 2240, 2310, 2464, 2640, 3080, 3360, 3520, 3696, 3889, 4620, 4928, 5280, 6160, 6720, 7392, 7778, 9240, 10560, 11667, 12320, 14784, 15556, 18480, 19445, 23334, 24640, 27223, 31112, 36960, 38890, 42779, 46668, 54446, 58335, 62224, 73920, 77780, 81669, 85558, 93336, 108892, 116670, 124448, 128337, 136115, 155560, 163338, 171116, 186672, 213895, 217784, 233340, 248896, 256674, 272230, 299453, 311120, 326676, 342232, 373344, 408345, 427790, 435568, 466680, 513348, 544460, 598906, 622240, 641685, 653352, 684464, 746688, 816690, 855580, 871136, 898359, 933360, 1026696, 1088920, 1197812, 1244480, 1283370, 1306704, 1368928, 1497265, 1633380, 1711160, 1742272, 1796718, 1866720, 2053392, 2177840, 2395624, 2566740, 2613408, 2737856, 2994530, 3266760, 3422320, 3593436, 3733440, 4106784, 4355680, 4491795, 4791248, 5133480, 5226816, 5989060, 6533520, 6844640, 7186872, 8213568, 8711360, 8983590, 9582496, 10266960, 11978120, 13067040, 13689280, 14373744, 17967180, 19164992, 20533920, 23956240, 26134080, 28747488, 35934360, 41067840, 47912480, 57494976, 71868720, 95824960, 143737440, 287474880]

約数ペア:

[(1, 287474880), (2, 143737440), (3, 95824960), (4, 71868720), (5, 57494976), (6, 47912480), (7, 41067840), (8, 35934360), (10, 28747488), (11, 26134080), (12, 23956240), (14, 20533920), (15, 19164992), (16, 17967180), (20, 14373744), (21, 13689280), (22, 13067040), (24, 11978120), (28, 10266960), (30, 9582496), (32, 8983590), (33, 8711360), (35, 8213568), (40, 7186872), (42, 6844640), (44, 6533520), (48, 5989060), (55, 5226816), (56, 5133480), (60, 4791248), (64, 4491795), (66, 4355680), (70, 4106784), (77, 3733440), (80, 3593436), (84, 3422320), (88, 3266760), (96, 2994530), (105, 2737856), (110, 2613408), (112, 2566740), (120, 2395624), (132, 2177840), (140, 2053392), (154, 1866720), (160, 1796718), (165, 1742272), (168, 1711160), (176, 1633380), (192, 1497265), (210, 1368928), (220, 1306704), (224, 1283370), (231, 1244480), (240, 1197812), (264, 1088920), (280, 1026696), (308, 933360), (320, 898359), (330, 871136), (336, 855580), (352, 816690), (385, 746688), (420, 684464), (440, 653352), (448, 641685), (462, 622240), (480, 598906), (528, 544460), (560, 513348), (616, 466680), (660, 435568), (672, 427790), (704, 408345), (770, 373344), (840, 342232), (880, 326676), (924, 311120), (960, 299453), (1056, 272230), (1120, 256674), (1155, 248896), (1232, 233340), (1320, 217784), (1344, 213895), (1540, 186672), (1680, 171116), (1760, 163338), (1848, 155560), (2112, 136115), (2240, 128337), (2310, 124448), (2464, 116670), (2640, 108892), (3080, 93336), (3360, 85558), (3520, 81669), (3696, 77780), (3889, 73920), (4620, 62224), (4928, 58335), (5280, 54446), (6160, 46668), (6720, 42779), (7392, 38890), (7778, 36960), (9240, 31112), (10560, 27223), (11667, 24640), (12320, 23334), (14784, 19445), (15556, 18480)]