981019728

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{569}}^1$

素因数の和:906

約数の個数: 160

約数和(自身を含む): 3047721600

約数和(自身を除く): 2066701872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 307, 312, 351, 432, 468, 569, 614, 624, 702, 921, 936, 1138, 1228, 1404, 1707, 1842, 1872, 2276, 2456, 2763, 2808, 3414, 3684, 3991, 4552, 4912, 5121, 5526, 5616, 6828, 7368, 7397, 7982, 8289, 9104, 10242, 11052, 11973, 13656, 14736, 14794, 15363, 15964, 16578, 20484, 22104, 22191, 23946, 27312, 29588, 30726, 31928, 33156, 35919, 40968, 44208, 44382, 47892, 59176, 61452, 63856, 66312, 66573, 71838, 81936, 88764, 95784, 107757, 118352, 122904, 132624, 133146, 143676, 174683, 177528, 191568, 199719, 215514, 245808, 266292, 287352, 349366, 355056, 399438, 431028, 524049, 532584, 574704, 698732, 798876, 862056, 1048098, 1065168, 1397464, 1572147, 1597752, 1724112, 2096196, 2270879, 2794928, 3144294, 3195504, 4192392, 4541758, 4716441, 6288588, 6812637, 8384784, 9083516, 9432882, 12577176, 13625274, 18167032, 18865764, 20437911, 25154352, 27250548, 36334064, 37731528, 40875822, 54501096, 61313733, 75463056, 81751644, 109002192, 122627466, 163503288, 245254932, 327006576, 490509864, 981019728]

約数ペア:

[(1, 981019728), (2, 490509864), (3, 327006576), (4, 245254932), (6, 163503288), (8, 122627466), (9, 109002192), (12, 81751644), (13, 75463056), (16, 61313733), (18, 54501096), (24, 40875822), (26, 37731528), (27, 36334064), (36, 27250548), (39, 25154352), (48, 20437911), (52, 18865764), (54, 18167032), (72, 13625274), (78, 12577176), (104, 9432882), (108, 9083516), (117, 8384784), (144, 6812637), (156, 6288588), (208, 4716441), (216, 4541758), (234, 4192392), (307, 3195504), (312, 3144294), (351, 2794928), (432, 2270879), (468, 2096196), (569, 1724112), (614, 1597752), (624, 1572147), (702, 1397464), (921, 1065168), (936, 1048098), (1138, 862056), (1228, 798876), (1404, 698732), (1707, 574704), (1842, 532584), (1872, 524049), (2276, 431028), (2456, 399438), (2763, 355056), (2808, 349366), (3414, 287352), (3684, 266292), (3991, 245808), (4552, 215514), (4912, 199719), (5121, 191568), (5526, 177528), (5616, 174683), (6828, 143676), (7368, 133146), (7397, 132624), (7982, 122904), (8289, 118352), (9104, 107757), (10242, 95784), (11052, 88764), (11973, 81936), (13656, 71838), (14736, 66573), (14794, 66312), (15363, 63856), (15964, 61452), (16578, 59176), (20484, 47892), (22104, 44382), (22191, 44208), (23946, 40968), (27312, 35919), (29588, 33156), (30726, 31928)]