2139386880

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4493}}^1$

素因数の和:4552

約数の個数: 176

約数和(自身を含む): 7064999424

約数和(自身を除く): 4925612544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 512, 620, 640, 744, 768, 930, 960, 992, 1024, 1240, 1280, 1488, 1536, 1860, 1920, 1984, 2480, 2560, 2976, 3072, 3720, 3840, 3968, 4493, 4960, 5120, 5952, 7440, 7680, 7936, 8986, 9920, 11904, 13479, 14880, 15360, 15872, 17972, 19840, 22465, 23808, 26958, 29760, 31744, 35944, 39680, 44930, 47616, 53916, 59520, 67395, 71888, 79360, 89860, 95232, 107832, 119040, 134790, 139283, 143776, 158720, 179720, 215664, 238080, 269580, 278566, 287552, 359440, 417849, 431328, 476160, 539160, 557132, 575104, 696415, 718880, 835698, 862656, 1078320, 1114264, 1150208, 1392830, 1437760, 1671396, 1725312, 2089245, 2156640, 2228528, 2300416, 2785660, 2875520, 3342792, 3450624, 4178490, 4313280, 4457056, 4600832, 5571320, 5751040, 6685584, 6901248, 8356980, 8626560, 8914112, 11142640, 11502080, 13371168, 13802496, 16713960, 17253120, 17828224, 22285280, 23004160, 26742336, 33427920, 34506240, 35656448, 44570560, 53484672, 66855840, 69012480, 71312896, 89141120, 106969344, 133711680, 142625792, 178282240, 213938688, 267423360, 356564480, 427877376, 534846720, 713128960, 1069693440, 2139386880]

約数ペア:

[(1, 2139386880), (2, 1069693440), (3, 713128960), (4, 534846720), (5, 427877376), (6, 356564480), (8, 267423360), (10, 213938688), (12, 178282240), (15, 142625792), (16, 133711680), (20, 106969344), (24, 89141120), (30, 71312896), (31, 69012480), (32, 66855840), (40, 53484672), (48, 44570560), (60, 35656448), (62, 34506240), (64, 33427920), (80, 26742336), (93, 23004160), (96, 22285280), (120, 17828224), (124, 17253120), (128, 16713960), (155, 13802496), (160, 13371168), (186, 11502080), (192, 11142640), (240, 8914112), (248, 8626560), (256, 8356980), (310, 6901248), (320, 6685584), (372, 5751040), (384, 5571320), (465, 4600832), (480, 4457056), (496, 4313280), (512, 4178490), (620, 3450624), (640, 3342792), (744, 2875520), (768, 2785660), (930, 2300416), (960, 2228528), (992, 2156640), (1024, 2089245), (1240, 1725312), (1280, 1671396), (1488, 1437760), (1536, 1392830), (1860, 1150208), (1920, 1114264), (1984, 1078320), (2480, 862656), (2560, 835698), (2976, 718880), (3072, 696415), (3720, 575104), (3840, 557132), (3968, 539160), (4493, 476160), (4960, 431328), (5120, 417849), (5952, 359440), (7440, 287552), (7680, 278566), (7936, 269580), (8986, 238080), (9920, 215664), (11904, 179720), (13479, 158720), (14880, 143776), (15360, 139283), (15872, 134790), (17972, 119040), (19840, 107832), (22465, 95232), (23808, 89860), (26958, 79360), (29760, 71888), (31744, 67395), (35944, 59520), (39680, 53916), (44930, 47616)]