15784440

素因数分解:

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

素因数の和:106

約数の個数: 256

約数和(自身を含む): 60825600

約数和(自身を除く): 45041160

約数列:

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

約数ペア:

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