20196978120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{28493}}^1$

素因数の和:28700

約数の個数: 192

約数和(自身を含む): 72010036800

約数和(自身を除く): 51813058680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 179, 180, 198, 220, 264, 330, 358, 360, 396, 440, 495, 537, 660, 716, 792, 895, 990, 1074, 1320, 1432, 1611, 1790, 1969, 1980, 2148, 2685, 3222, 3580, 3938, 3960, 4296, 5370, 5907, 6444, 7160, 7876, 8055, 9845, 10740, 11814, 12888, 15752, 16110, 17721, 19690, 21480, 23628, 28493, 29535, 32220, 35442, 39380, 47256, 56986, 59070, 64440, 70884, 78760, 85479, 88605, 113972, 118140, 141768, 142465, 170958, 177210, 227944, 236280, 256437, 284930, 313423, 341916, 354420, 427395, 512874, 569860, 626846, 683832, 708840, 854790, 940269, 1025748, 1139720, 1253692, 1282185, 1567115, 1709580, 1880538, 2051496, 2507384, 2564370, 2820807, 3134230, 3419160, 3761076, 4701345, 5100247, 5128740, 5641614, 6268460, 7522152, 9402690, 10200494, 10257480, 11283228, 12536920, 14104035, 15300741, 18805380, 20400988, 22566456, 25501235, 28208070, 30601482, 37610760, 40801976, 45902223, 51002470, 56102717, 56416140, 61202964, 76503705, 91804446, 102004940, 112205434, 112832280, 122405928, 153007410, 168308151, 183608892, 204009880, 224410868, 229511115, 280513585, 306014820, 336616302, 367217784, 448821736, 459022230, 504924453, 561027170, 612029640, 673232604, 841540755, 918044460, 1009848906, 1122054340, 1346465208, 1683081510, 1836088920, 2019697812, 2244108680, 2524622265, 3366163020, 4039395624, 5049244530, 6732326040, 10098489060, 20196978120]

約数ペア:

[(1, 20196978120), (2, 10098489060), (3, 6732326040), (4, 5049244530), (5, 4039395624), (6, 3366163020), (8, 2524622265), (9, 2244108680), (10, 2019697812), (11, 1836088920), (12, 1683081510), (15, 1346465208), (18, 1122054340), (20, 1009848906), (22, 918044460), (24, 841540755), (30, 673232604), (33, 612029640), (36, 561027170), (40, 504924453), (44, 459022230), (45, 448821736), (55, 367217784), (60, 336616302), (66, 306014820), (72, 280513585), (88, 229511115), (90, 224410868), (99, 204009880), (110, 183608892), (120, 168308151), (132, 153007410), (165, 122405928), (179, 112832280), (180, 112205434), (198, 102004940), (220, 91804446), (264, 76503705), (330, 61202964), (358, 56416140), (360, 56102717), (396, 51002470), (440, 45902223), (495, 40801976), (537, 37610760), (660, 30601482), (716, 28208070), (792, 25501235), (895, 22566456), (990, 20400988), (1074, 18805380), (1320, 15300741), (1432, 14104035), (1611, 12536920), (1790, 11283228), (1969, 10257480), (1980, 10200494), (2148, 9402690), (2685, 7522152), (3222, 6268460), (3580, 5641614), (3938, 5128740), (3960, 5100247), (4296, 4701345), (5370, 3761076), (5907, 3419160), (6444, 3134230), (7160, 2820807), (7876, 2564370), (8055, 2507384), (9845, 2051496), (10740, 1880538), (11814, 1709580), (12888, 1567115), (15752, 1282185), (16110, 1253692), (17721, 1139720), (19690, 1025748), (21480, 940269), (23628, 854790), (28493, 708840), (29535, 683832), (32220, 626846), (35442, 569860), (39380, 512874), (47256, 427395), (56986, 354420), (59070, 341916), (64440, 313423), (70884, 284930), (78760, 256437), (85479, 236280), (88605, 227944), (113972, 177210), (118140, 170958), (141768, 142465)]