312078720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:273

約数の個数: 256

約数和(自身を含む): 1071636480

約数和(自身を除く): 759557760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 37, 40, 46, 48, 60, 64, 69, 74, 80, 92, 96, 111, 115, 120, 128, 138, 148, 160, 184, 185, 191, 192, 222, 230, 240, 276, 296, 320, 345, 368, 370, 382, 384, 444, 460, 480, 552, 555, 573, 592, 640, 690, 736, 740, 764, 851, 888, 920, 955, 960, 1104, 1110, 1146, 1184, 1380, 1472, 1480, 1528, 1702, 1776, 1840, 1910, 1920, 2208, 2220, 2292, 2368, 2553, 2760, 2865, 2944, 2960, 3056, 3404, 3552, 3680, 3820, 4255, 4393, 4416, 4440, 4584, 4736, 5106, 5520, 5730, 5920, 6112, 6808, 7067, 7104, 7360, 7640, 8510, 8786, 8832, 8880, 9168, 10212, 11040, 11460, 11840, 12224, 12765, 13179, 13616, 14134, 14208, 14720, 15280, 17020, 17572, 17760, 18336, 20424, 21201, 21965, 22080, 22920, 23680, 24448, 25530, 26358, 27232, 28268, 30560, 34040, 35144, 35335, 35520, 36672, 40848, 42402, 43930, 44160, 45840, 51060, 52716, 54464, 56536, 61120, 65895, 68080, 70288, 70670, 71040, 73344, 81696, 84804, 87860, 91680, 102120, 105432, 106005, 108928, 113072, 122240, 131790, 136160, 140576, 141340, 162541, 163392, 169608, 175720, 183360, 204240, 210864, 212010, 226144, 263580, 272320, 281152, 282680, 325082, 326784, 339216, 351440, 366720, 408480, 421728, 424020, 452288, 487623, 527160, 544640, 562304, 565360, 650164, 678432, 702880, 812705, 816960, 843456, 848040, 904576, 975246, 1054320, 1130720, 1300328, 1356864, 1405760, 1625410, 1633920, 1686912, 1696080, 1950492, 2108640, 2261440, 2438115, 2600656, 2713728, 2811520, 3250820, 3392160, 3900984, 4217280, 4522880, 4876230, 5201312, 6501640, 6784320, 7801968, 8434560, 9752460, 10402624, 13003280, 13568640, 15603936, 19504920, 20805248, 26006560, 31207872, 39009840, 52013120, 62415744, 78019680, 104026240, 156039360, 312078720]

約数ペア:

[(1, 312078720), (2, 156039360), (3, 104026240), (4, 78019680), (5, 62415744), (6, 52013120), (8, 39009840), (10, 31207872), (12, 26006560), (15, 20805248), (16, 19504920), (20, 15603936), (23, 13568640), (24, 13003280), (30, 10402624), (32, 9752460), (37, 8434560), (40, 7801968), (46, 6784320), (48, 6501640), (60, 5201312), (64, 4876230), (69, 4522880), (74, 4217280), (80, 3900984), (92, 3392160), (96, 3250820), (111, 2811520), (115, 2713728), (120, 2600656), (128, 2438115), (138, 2261440), (148, 2108640), (160, 1950492), (184, 1696080), (185, 1686912), (191, 1633920), (192, 1625410), (222, 1405760), (230, 1356864), (240, 1300328), (276, 1130720), (296, 1054320), (320, 975246), (345, 904576), (368, 848040), (370, 843456), (382, 816960), (384, 812705), (444, 702880), (460, 678432), (480, 650164), (552, 565360), (555, 562304), (573, 544640), (592, 527160), (640, 487623), (690, 452288), (736, 424020), (740, 421728), (764, 408480), (851, 366720), (888, 351440), (920, 339216), (955, 326784), (960, 325082), (1104, 282680), (1110, 281152), (1146, 272320), (1184, 263580), (1380, 226144), (1472, 212010), (1480, 210864), (1528, 204240), (1702, 183360), (1776, 175720), (1840, 169608), (1910, 163392), (1920, 162541), (2208, 141340), (2220, 140576), (2292, 136160), (2368, 131790), (2553, 122240), (2760, 113072), (2865, 108928), (2944, 106005), (2960, 105432), (3056, 102120), (3404, 91680), (3552, 87860), (3680, 84804), (3820, 81696), (4255, 73344), (4393, 71040), (4416, 70670), (4440, 70288), (4584, 68080), (4736, 65895), (5106, 61120), (5520, 56536), (5730, 54464), (5920, 52716), (6112, 51060), (6808, 45840), (7067, 44160), (7104, 43930), (7360, 42402), (7640, 40848), (8510, 36672), (8786, 35520), (8832, 35335), (8880, 35144), (9168, 34040), (10212, 30560), (11040, 28268), (11460, 27232), (11840, 26358), (12224, 25530), (12765, 24448), (13179, 23680), (13616, 22920), (14134, 22080), (14208, 21965), (14720, 21201), (15280, 20424), (17020, 18336), (17572, 17760)]