1244979840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1609}}^1$

素因数の和:1675

約数の個数: 256

約数和(自身を含む): 4414233600

約数和(自身を除く): 3169253760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 64, 65, 78, 80, 93, 96, 104, 120, 124, 128, 130, 155, 156, 160, 186, 192, 195, 208, 240, 248, 260, 310, 312, 320, 372, 384, 390, 403, 416, 465, 480, 496, 520, 620, 624, 640, 744, 780, 806, 832, 930, 960, 992, 1040, 1209, 1240, 1248, 1488, 1560, 1609, 1612, 1664, 1860, 1920, 1984, 2015, 2080, 2418, 2480, 2496, 2976, 3120, 3218, 3224, 3720, 3968, 4030, 4160, 4827, 4836, 4960, 4992, 5952, 6045, 6240, 6436, 6448, 7440, 8045, 8060, 8320, 9654, 9672, 9920, 11904, 12090, 12480, 12872, 12896, 14880, 16090, 16120, 19308, 19344, 19840, 20917, 24135, 24180, 24960, 25744, 25792, 29760, 32180, 32240, 38616, 38688, 41834, 48270, 48360, 49879, 51488, 51584, 59520, 62751, 64360, 64480, 77232, 77376, 83668, 96540, 96720, 99758, 102976, 104585, 125502, 128720, 128960, 149637, 154464, 154752, 167336, 193080, 193440, 199516, 205952, 209170, 249395, 251004, 257440, 257920, 299274, 308928, 313755, 334672, 386160, 386880, 399032, 418340, 498790, 502008, 514880, 598548, 617856, 627510, 648427, 669344, 748185, 772320, 773760, 798064, 836680, 997580, 1004016, 1029760, 1197096, 1255020, 1296854, 1338688, 1496370, 1544640, 1596128, 1673360, 1945281, 1995160, 2008032, 2394192, 2510040, 2593708, 2677376, 2992740, 3089280, 3192256, 3242135, 3346720, 3890562, 3990320, 4016064, 4788384, 5020080, 5187416, 5985480, 6384512, 6484270, 6693440, 7781124, 7980640, 8032128, 9576768, 9726405, 10040160, 10374832, 11970960, 12968540, 13386880, 15562248, 15961280, 19153536, 19452810, 20080320, 20749664, 23941920, 25937080, 31124496, 31922560, 38905620, 40160640, 41499328, 47883840, 51874160, 62248992, 77811240, 82998656, 95767680, 103748320, 124497984, 155622480, 207496640, 248995968, 311244960, 414993280, 622489920, 1244979840]

約数ペア:

[(1, 1244979840), (2, 622489920), (3, 414993280), (4, 311244960), (5, 248995968), (6, 207496640), (8, 155622480), (10, 124497984), (12, 103748320), (13, 95767680), (15, 82998656), (16, 77811240), (20, 62248992), (24, 51874160), (26, 47883840), (30, 41499328), (31, 40160640), (32, 38905620), (39, 31922560), (40, 31124496), (48, 25937080), (52, 23941920), (60, 20749664), (62, 20080320), (64, 19452810), (65, 19153536), (78, 15961280), (80, 15562248), (93, 13386880), (96, 12968540), (104, 11970960), (120, 10374832), (124, 10040160), (128, 9726405), (130, 9576768), (155, 8032128), (156, 7980640), (160, 7781124), (186, 6693440), (192, 6484270), (195, 6384512), (208, 5985480), (240, 5187416), (248, 5020080), (260, 4788384), (310, 4016064), (312, 3990320), (320, 3890562), (372, 3346720), (384, 3242135), (390, 3192256), (403, 3089280), (416, 2992740), (465, 2677376), (480, 2593708), (496, 2510040), (520, 2394192), (620, 2008032), (624, 1995160), (640, 1945281), (744, 1673360), (780, 1596128), (806, 1544640), (832, 1496370), (930, 1338688), (960, 1296854), (992, 1255020), (1040, 1197096), (1209, 1029760), (1240, 1004016), (1248, 997580), (1488, 836680), (1560, 798064), (1609, 773760), (1612, 772320), (1664, 748185), (1860, 669344), (1920, 648427), (1984, 627510), (2015, 617856), (2080, 598548), (2418, 514880), (2480, 502008), (2496, 498790), (2976, 418340), (3120, 399032), (3218, 386880), (3224, 386160), (3720, 334672), (3968, 313755), (4030, 308928), (4160, 299274), (4827, 257920), (4836, 257440), (4960, 251004), (4992, 249395), (5952, 209170), (6045, 205952), (6240, 199516), (6436, 193440), (6448, 193080), (7440, 167336), (8045, 154752), (8060, 154464), (8320, 149637), (9654, 128960), (9672, 128720), (9920, 125502), (11904, 104585), (12090, 102976), (12480, 99758), (12872, 96720), (12896, 96540), (14880, 83668), (16090, 77376), (16120, 77232), (19308, 64480), (19344, 64360), (19840, 62751), (20917, 59520), (24135, 51584), (24180, 51488), (24960, 49879), (25744, 48360), (25792, 48270), (29760, 41834), (32180, 38688), (32240, 38616)]