15678945520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{487}}^1$

素因数の和:748

約数の個数: 240

約数和(自身を含む): 43708059648

約数和(自身を除く): 28029114128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 49, 56, 70, 80, 86, 98, 112, 140, 172, 191, 196, 215, 245, 280, 301, 344, 382, 392, 430, 487, 490, 560, 602, 688, 764, 784, 860, 955, 974, 980, 1204, 1337, 1505, 1528, 1720, 1910, 1948, 1960, 2107, 2408, 2435, 2674, 3010, 3056, 3409, 3440, 3820, 3896, 3920, 4214, 4816, 4870, 5348, 6020, 6685, 6818, 7640, 7792, 8213, 8428, 9359, 9740, 10535, 10696, 12040, 13370, 13636, 15280, 16426, 16856, 17045, 18718, 19480, 20941, 21070, 21392, 23863, 24080, 26740, 27272, 32852, 33712, 34090, 37436, 38960, 41065, 41882, 42140, 46795, 47726, 53480, 54544, 57491, 65704, 68180, 74872, 82130, 83764, 84280, 93017, 93590, 95452, 104705, 106960, 114982, 119315, 131408, 136360, 146587, 149744, 164260, 167528, 168560, 186034, 187180, 190904, 209410, 229964, 238630, 272720, 287455, 293174, 328520, 335056, 372068, 374360, 381808, 402437, 418820, 459928, 465085, 477260, 574910, 586348, 651119, 657040, 732935, 744136, 748720, 804874, 837640, 919856, 930170, 954520, 1026109, 1149820, 1172696, 1302238, 1465870, 1488272, 1609748, 1675280, 1860340, 1909040, 2012185, 2052218, 2299640, 2345392, 2604476, 2931740, 3219496, 3255595, 3720680, 3999731, 4024370, 4104436, 4557833, 4599280, 5130545, 5208952, 5863480, 6438992, 6511190, 7441360, 7999462, 8048740, 8208872, 9115666, 10261090, 10417904, 11726960, 13022380, 15998924, 16097480, 16417744, 18231332, 19998655, 20522180, 22789165, 26044760, 27998117, 31997848, 32194960, 36462664, 39997310, 41044360, 45578330, 52089520, 55996234, 63995696, 72925328, 79994620, 82088720, 91156660, 111992468, 139990585, 159989240, 182313320, 195986819, 223984936, 279981170, 319978480, 364626640, 391973638, 447969872, 559962340, 783947276, 979934095, 1119924680, 1567894552, 1959868190, 2239849360, 3135789104, 3919736380, 7839472760, 15678945520]

約数ペア:

[(1, 15678945520), (2, 7839472760), (4, 3919736380), (5, 3135789104), (7, 2239849360), (8, 1959868190), (10, 1567894552), (14, 1119924680), (16, 979934095), (20, 783947276), (28, 559962340), (35, 447969872), (40, 391973638), (43, 364626640), (49, 319978480), (56, 279981170), (70, 223984936), (80, 195986819), (86, 182313320), (98, 159989240), (112, 139990585), (140, 111992468), (172, 91156660), (191, 82088720), (196, 79994620), (215, 72925328), (245, 63995696), (280, 55996234), (301, 52089520), (344, 45578330), (382, 41044360), (392, 39997310), (430, 36462664), (487, 32194960), (490, 31997848), (560, 27998117), (602, 26044760), (688, 22789165), (764, 20522180), (784, 19998655), (860, 18231332), (955, 16417744), (974, 16097480), (980, 15998924), (1204, 13022380), (1337, 11726960), (1505, 10417904), (1528, 10261090), (1720, 9115666), (1910, 8208872), (1948, 8048740), (1960, 7999462), (2107, 7441360), (2408, 6511190), (2435, 6438992), (2674, 5863480), (3010, 5208952), (3056, 5130545), (3409, 4599280), (3440, 4557833), (3820, 4104436), (3896, 4024370), (3920, 3999731), (4214, 3720680), (4816, 3255595), (4870, 3219496), (5348, 2931740), (6020, 2604476), (6685, 2345392), (6818, 2299640), (7640, 2052218), (7792, 2012185), (8213, 1909040), (8428, 1860340), (9359, 1675280), (9740, 1609748), (10535, 1488272), (10696, 1465870), (12040, 1302238), (13370, 1172696), (13636, 1149820), (15280, 1026109), (16426, 954520), (16856, 930170), (17045, 919856), (18718, 837640), (19480, 804874), (20941, 748720), (21070, 744136), (21392, 732935), (23863, 657040), (24080, 651119), (26740, 586348), (27272, 574910), (32852, 477260), (33712, 465085), (34090, 459928), (37436, 418820), (38960, 402437), (41065, 381808), (41882, 374360), (42140, 372068), (46795, 335056), (47726, 328520), (53480, 293174), (54544, 287455), (57491, 272720), (65704, 238630), (68180, 229964), (74872, 209410), (82130, 190904), (83764, 187180), (84280, 186034), (93017, 168560), (93590, 167528), (95452, 164260), (104705, 149744), (106960, 146587), (114982, 136360), (119315, 131408)]