31568880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:108

約数の個数: 320

約数和(自身を含む): 125706240

約数和(自身を除く): 94137360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 23, 24, 28, 30, 35, 38, 40, 42, 43, 46, 48, 56, 57, 60, 69, 70, 76, 80, 84, 86, 92, 95, 105, 112, 114, 115, 120, 129, 133, 138, 140, 152, 161, 168, 172, 184, 190, 210, 215, 228, 230, 240, 258, 266, 276, 280, 285, 301, 304, 322, 336, 344, 345, 368, 380, 399, 420, 430, 437, 456, 460, 483, 516, 532, 552, 560, 570, 602, 644, 645, 665, 688, 690, 760, 798, 805, 817, 840, 860, 874, 903, 912, 920, 966, 989, 1032, 1064, 1104, 1140, 1204, 1288, 1290, 1311, 1330, 1380, 1505, 1520, 1596, 1610, 1634, 1680, 1720, 1748, 1806, 1840, 1932, 1978, 1995, 2064, 2128, 2185, 2280, 2408, 2415, 2451, 2576, 2580, 2622, 2660, 2760, 2967, 3010, 3059, 3192, 3220, 3268, 3440, 3496, 3612, 3864, 3956, 3990, 4085, 4370, 4515, 4560, 4816, 4830, 4902, 4945, 5160, 5244, 5320, 5520, 5719, 5934, 6020, 6118, 6384, 6440, 6536, 6555, 6923, 6992, 7224, 7728, 7912, 7980, 8170, 8740, 9030, 9177, 9660, 9804, 9890, 10320, 10488, 10640, 11438, 11868, 12040, 12236, 12255, 12880, 13072, 13110, 13846, 14448, 14835, 15295, 15824, 15960, 16340, 17157, 17480, 18060, 18354, 18791, 19320, 19608, 19780, 20769, 20976, 22876, 23736, 24080, 24472, 24510, 26220, 27692, 28595, 29670, 30590, 31920, 32680, 34314, 34615, 34960, 36120, 36708, 37582, 38640, 39216, 39560, 41538, 45752, 45885, 47472, 48944, 49020, 52440, 55384, 56373, 57190, 59340, 61180, 65360, 68628, 69230, 72240, 73416, 75164, 79120, 83076, 85785, 91504, 91770, 93955, 98040, 103845, 104880, 110768, 112746, 114380, 118680, 122360, 131537, 137256, 138460, 146832, 150328, 166152, 171570, 183540, 187910, 196080, 207690, 225492, 228760, 237360, 244720, 263074, 274512, 276920, 281865, 300656, 332304, 343140, 367080, 375820, 394611, 415380, 450984, 457520, 526148, 553840, 563730, 657685, 686280, 734160, 751640, 789222, 830760, 901968, 1052296, 1127460, 1315370, 1372560, 1503280, 1578444, 1661520, 1973055, 2104592, 2254920, 2630740, 3156888, 3946110, 4509840, 5261480, 6313776, 7892220, 10522960, 15784440, 31568880]

約数ペア:

[(1, 31568880), (2, 15784440), (3, 10522960), (4, 7892220), (5, 6313776), (6, 5261480), (7, 4509840), (8, 3946110), (10, 3156888), (12, 2630740), (14, 2254920), (15, 2104592), (16, 1973055), (19, 1661520), (20, 1578444), (21, 1503280), (23, 1372560), (24, 1315370), (28, 1127460), (30, 1052296), (35, 901968), (38, 830760), (40, 789222), (42, 751640), (43, 734160), (46, 686280), (48, 657685), (56, 563730), (57, 553840), (60, 526148), (69, 457520), (70, 450984), (76, 415380), (80, 394611), (84, 375820), (86, 367080), (92, 343140), (95, 332304), (105, 300656), (112, 281865), (114, 276920), (115, 274512), (120, 263074), (129, 244720), (133, 237360), (138, 228760), (140, 225492), (152, 207690), (161, 196080), (168, 187910), (172, 183540), (184, 171570), (190, 166152), (210, 150328), (215, 146832), (228, 138460), (230, 137256), (240, 131537), (258, 122360), (266, 118680), (276, 114380), (280, 112746), (285, 110768), (301, 104880), (304, 103845), (322, 98040), (336, 93955), (344, 91770), (345, 91504), (368, 85785), (380, 83076), (399, 79120), (420, 75164), (430, 73416), (437, 72240), (456, 69230), (460, 68628), (483, 65360), (516, 61180), (532, 59340), (552, 57190), (560, 56373), (570, 55384), (602, 52440), (644, 49020), (645, 48944), (665, 47472), (688, 45885), (690, 45752), (760, 41538), (798, 39560), (805, 39216), (817, 38640), (840, 37582), (860, 36708), (874, 36120), (903, 34960), (912, 34615), (920, 34314), (966, 32680), (989, 31920), (1032, 30590), (1064, 29670), (1104, 28595), (1140, 27692), (1204, 26220), (1288, 24510), (1290, 24472), (1311, 24080), (1330, 23736), (1380, 22876), (1505, 20976), (1520, 20769), (1596, 19780), (1610, 19608), (1634, 19320), (1680, 18791), (1720, 18354), (1748, 18060), (1806, 17480), (1840, 17157), (1932, 16340), (1978, 15960), (1995, 15824), (2064, 15295), (2128, 14835), (2185, 14448), (2280, 13846), (2408, 13110), (2415, 13072), (2451, 12880), (2576, 12255), (2580, 12236), (2622, 12040), (2660, 11868), (2760, 11438), (2967, 10640), (3010, 10488), (3059, 10320), (3192, 9890), (3220, 9804), (3268, 9660), (3440, 9177), (3496, 9030), (3612, 8740), (3864, 8170), (3956, 7980), (3990, 7912), (4085, 7728), (4370, 7224), (4515, 6992), (4560, 6923), (4816, 6555), (4830, 6536), (4902, 6440), (4945, 6384), (5160, 6118), (5244, 6020), (5320, 5934), (5520, 5719)]