31539420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{937}}^1$

素因数の和:980

約数の個数: 144

約数和(自身を含む): 110623968

約数和(自身を除く): 79084548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 30, 33, 34, 36, 44, 45, 51, 55, 60, 66, 68, 85, 90, 99, 102, 110, 132, 153, 165, 170, 180, 187, 198, 204, 220, 255, 306, 330, 340, 374, 396, 495, 510, 561, 612, 660, 748, 765, 935, 937, 990, 1020, 1122, 1530, 1683, 1870, 1874, 1980, 2244, 2805, 2811, 3060, 3366, 3740, 3748, 4685, 5610, 5622, 6732, 8415, 8433, 9370, 10307, 11220, 11244, 14055, 15929, 16830, 16866, 18740, 20614, 28110, 30921, 31858, 33660, 33732, 41228, 42165, 47787, 51535, 56220, 61842, 63716, 79645, 84330, 92763, 95574, 103070, 123684, 143361, 154605, 159290, 168660, 175219, 185526, 191148, 206140, 238935, 286722, 309210, 318580, 350438, 371052, 463815, 477870, 525657, 573444, 618420, 700876, 716805, 876095, 927630, 955740, 1051314, 1433610, 1576971, 1752190, 1855260, 2102628, 2628285, 2867220, 3153942, 3504380, 5256570, 6307884, 7884855, 10513140, 15769710, 31539420]

約数ペア:

[(1, 31539420), (2, 15769710), (3, 10513140), (4, 7884855), (5, 6307884), (6, 5256570), (9, 3504380), (10, 3153942), (11, 2867220), (12, 2628285), (15, 2102628), (17, 1855260), (18, 1752190), (20, 1576971), (22, 1433610), (30, 1051314), (33, 955740), (34, 927630), (36, 876095), (44, 716805), (45, 700876), (51, 618420), (55, 573444), (60, 525657), (66, 477870), (68, 463815), (85, 371052), (90, 350438), (99, 318580), (102, 309210), (110, 286722), (132, 238935), (153, 206140), (165, 191148), (170, 185526), (180, 175219), (187, 168660), (198, 159290), (204, 154605), (220, 143361), (255, 123684), (306, 103070), (330, 95574), (340, 92763), (374, 84330), (396, 79645), (495, 63716), (510, 61842), (561, 56220), (612, 51535), (660, 47787), (748, 42165), (765, 41228), (935, 33732), (937, 33660), (990, 31858), (1020, 30921), (1122, 28110), (1530, 20614), (1683, 18740), (1870, 16866), (1874, 16830), (1980, 15929), (2244, 14055), (2805, 11244), (2811, 11220), (3060, 10307), (3366, 9370), (3740, 8433), (3748, 8415), (4685, 6732), (5610, 5622)]