81163080

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{337}}^1$

素因数の和:580

約数の個数: 128

約数和(自身を含む): 272563200

約数和(自身を除く): 191400120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 223, 270, 337, 360, 446, 540, 669, 674, 892, 1011, 1080, 1115, 1338, 1348, 1685, 1784, 2007, 2022, 2230, 2676, 2696, 3033, 3345, 3370, 4014, 4044, 4460, 5055, 5352, 6021, 6066, 6690, 6740, 8028, 8088, 8920, 9099, 10035, 10110, 12042, 12132, 13380, 13480, 15165, 16056, 18198, 20070, 20220, 24084, 24264, 26760, 30105, 30330, 36396, 40140, 40440, 45495, 48168, 60210, 60660, 72792, 75151, 80280, 90990, 120420, 121320, 150302, 181980, 225453, 240840, 300604, 363960, 375755, 450906, 601208, 676359, 751510, 901812, 1127265, 1352718, 1503020, 1803624, 2029077, 2254530, 2705436, 3006040, 3381795, 4058154, 4509060, 5410872, 6763590, 8116308, 9018120, 10145385, 13527180, 16232616, 20290770, 27054360, 40581540, 81163080]

約数ペア:

[(1, 81163080), (2, 40581540), (3, 27054360), (4, 20290770), (5, 16232616), (6, 13527180), (8, 10145385), (9, 9018120), (10, 8116308), (12, 6763590), (15, 5410872), (18, 4509060), (20, 4058154), (24, 3381795), (27, 3006040), (30, 2705436), (36, 2254530), (40, 2029077), (45, 1803624), (54, 1503020), (60, 1352718), (72, 1127265), (90, 901812), (108, 751510), (120, 676359), (135, 601208), (180, 450906), (216, 375755), (223, 363960), (270, 300604), (337, 240840), (360, 225453), (446, 181980), (540, 150302), (669, 121320), (674, 120420), (892, 90990), (1011, 80280), (1080, 75151), (1115, 72792), (1338, 60660), (1348, 60210), (1685, 48168), (1784, 45495), (2007, 40440), (2022, 40140), (2230, 36396), (2676, 30330), (2696, 30105), (3033, 26760), (3345, 24264), (3370, 24084), (4014, 20220), (4044, 20070), (4460, 18198), (5055, 16056), (5352, 15165), (6021, 13480), (6066, 13380), (6690, 12132), (6740, 12042), (8028, 10110), (8088, 10035), (8920, 9099)]