20139770880

素因数分解:

$2^{10}\times 3^3\times 5^1\times {\mathrm{145687}}^1$

素因数の和:145721

約数の個数: 176

約数和(自身を含む): 71573600640

約数和(自身を除く): 51433829760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1024, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2160, 2304, 2560, 2880, 3072, 3456, 3840, 4320, 4608, 5120, 5760, 6912, 7680, 8640, 9216, 11520, 13824, 15360, 17280, 23040, 27648, 34560, 46080, 69120, 138240, 145687, 291374, 437061, 582748, 728435, 874122, 1165496, 1311183, 1456870, 1748244, 2185305, 2330992, 2622366, 2913740, 3496488, 3933549, 4370610, 4661984, 5244732, 5827480, 6555915, 6992976, 7867098, 8741220, 9323968, 10489464, 11654960, 13111830, 13985952, 15734196, 17482440, 18647936, 19667745, 20978928, 23309920, 26223660, 27971904, 31468392, 34964880, 37295872, 39335490, 41957856, 46619840, 52447320, 55943808, 62936784, 69929760, 74591744, 78670980, 83915712, 93239680, 104894640, 111887616, 125873568, 139859520, 149183488, 157341960, 167831424, 186479360, 209789280, 223775232, 251747136, 279719040, 314683920, 335662848, 372958720, 419578560, 447550464, 503494272, 559438080, 629367840, 671325696, 745917440, 839157120, 1006988544, 1118876160, 1258735680, 1342651392, 1678314240, 2013977088, 2237752320, 2517471360, 3356628480, 4027954176, 5034942720, 6713256960, 10069885440, 20139770880]

約数ペア:

[(1, 20139770880), (2, 10069885440), (3, 6713256960), (4, 5034942720), (5, 4027954176), (6, 3356628480), (8, 2517471360), (9, 2237752320), (10, 2013977088), (12, 1678314240), (15, 1342651392), (16, 1258735680), (18, 1118876160), (20, 1006988544), (24, 839157120), (27, 745917440), (30, 671325696), (32, 629367840), (36, 559438080), (40, 503494272), (45, 447550464), (48, 419578560), (54, 372958720), (60, 335662848), (64, 314683920), (72, 279719040), (80, 251747136), (90, 223775232), (96, 209789280), (108, 186479360), (120, 167831424), (128, 157341960), (135, 149183488), (144, 139859520), (160, 125873568), (180, 111887616), (192, 104894640), (216, 93239680), (240, 83915712), (256, 78670980), (270, 74591744), (288, 69929760), (320, 62936784), (360, 55943808), (384, 52447320), (432, 46619840), (480, 41957856), (512, 39335490), (540, 37295872), (576, 34964880), (640, 31468392), (720, 27971904), (768, 26223660), (864, 23309920), (960, 20978928), (1024, 19667745), (1080, 18647936), (1152, 17482440), (1280, 15734196), (1440, 13985952), (1536, 13111830), (1728, 11654960), (1920, 10489464), (2160, 9323968), (2304, 8741220), (2560, 7867098), (2880, 6992976), (3072, 6555915), (3456, 5827480), (3840, 5244732), (4320, 4661984), (4608, 4370610), (5120, 3933549), (5760, 3496488), (6912, 2913740), (7680, 2622366), (8640, 2330992), (9216, 2185305), (11520, 1748244), (13824, 1456870), (15360, 1311183), (17280, 1165496), (23040, 874122), (27648, 728435), (34560, 582748), (46080, 437061), (69120, 291374), (138240, 145687)]