1561521312

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{2161}}^1$

素因数の和:2383

約数の個数: 144

約数和(自身を含む): 4809161448

約数和(自身を除く): 3247640136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 193, 208, 234, 288, 312, 386, 416, 468, 579, 624, 772, 936, 1158, 1248, 1544, 1737, 1872, 2161, 2316, 2509, 3088, 3474, 3744, 4322, 4632, 5018, 6176, 6483, 6948, 7527, 8644, 9264, 10036, 12966, 13896, 15054, 17288, 18528, 19449, 20072, 22581, 25932, 27792, 28093, 30108, 34576, 38898, 40144, 45162, 51864, 55584, 56186, 60216, 69152, 77796, 80288, 84279, 90324, 103728, 112372, 120432, 155592, 168558, 180648, 207456, 224744, 240864, 252837, 311184, 337116, 361296, 417073, 449488, 505674, 622368, 674232, 722592, 834146, 898976, 1011348, 1251219, 1348464, 1668292, 2022696, 2502438, 2696928, 3336584, 3753657, 4045392, 5004876, 5421949, 6673168, 7507314, 8090784, 10009752, 10843898, 13346336, 15014628, 16265847, 20019504, 21687796, 30029256, 32531694, 40039008, 43375592, 48797541, 60058512, 65063388, 86751184, 97595082, 120117024, 130126776, 173502368, 195190164, 260253552, 390380328, 520507104, 780760656, 1561521312]

約数ペア:

[(1, 1561521312), (2, 780760656), (3, 520507104), (4, 390380328), (6, 260253552), (8, 195190164), (9, 173502368), (12, 130126776), (13, 120117024), (16, 97595082), (18, 86751184), (24, 65063388), (26, 60058512), (32, 48797541), (36, 43375592), (39, 40039008), (48, 32531694), (52, 30029256), (72, 21687796), (78, 20019504), (96, 16265847), (104, 15014628), (117, 13346336), (144, 10843898), (156, 10009752), (193, 8090784), (208, 7507314), (234, 6673168), (288, 5421949), (312, 5004876), (386, 4045392), (416, 3753657), (468, 3336584), (579, 2696928), (624, 2502438), (772, 2022696), (936, 1668292), (1158, 1348464), (1248, 1251219), (1544, 1011348), (1737, 898976), (1872, 834146), (2161, 722592), (2316, 674232), (2509, 622368), (3088, 505674), (3474, 449488), (3744, 417073), (4322, 361296), (4632, 337116), (5018, 311184), (6176, 252837), (6483, 240864), (6948, 224744), (7527, 207456), (8644, 180648), (9264, 168558), (10036, 155592), (12966, 120432), (13896, 112372), (15054, 103728), (17288, 90324), (18528, 84279), (19449, 80288), (20072, 77796), (22581, 69152), (25932, 60216), (27792, 56186), (28093, 55584), (30108, 51864), (34576, 45162), (38898, 40144)]