29031520

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{23}}^2$

素因数の和:82

約数の個数: 144

約数和(自身を含む): 83613600

約数和(自身を除く): 54582080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 160, 161, 184, 196, 224, 230, 245, 280, 322, 343, 368, 392, 460, 490, 529, 560, 644, 686, 736, 784, 805, 920, 980, 1058, 1120, 1127, 1288, 1372, 1568, 1610, 1715, 1840, 1960, 2116, 2254, 2576, 2645, 2744, 3220, 3430, 3680, 3703, 3920, 4232, 4508, 5152, 5290, 5488, 5635, 6440, 6860, 7406, 7840, 7889, 8464, 9016, 10580, 10976, 11270, 12880, 13720, 14812, 15778, 16928, 18032, 18515, 21160, 22540, 25760, 25921, 27440, 29624, 31556, 36064, 37030, 39445, 42320, 45080, 51842, 54880, 59248, 63112, 74060, 78890, 84640, 90160, 103684, 118496, 126224, 129605, 148120, 157780, 180320, 181447, 207368, 252448, 259210, 296240, 315560, 362894, 414736, 518420, 592480, 631120, 725788, 829472, 907235, 1036840, 1262240, 1451576, 1814470, 2073680, 2903152, 3628940, 4147360, 5806304, 7257880, 14515760, 29031520]

約数ペア:

[(1, 29031520), (2, 14515760), (4, 7257880), (5, 5806304), (7, 4147360), (8, 3628940), (10, 2903152), (14, 2073680), (16, 1814470), (20, 1451576), (23, 1262240), (28, 1036840), (32, 907235), (35, 829472), (40, 725788), (46, 631120), (49, 592480), (56, 518420), (70, 414736), (80, 362894), (92, 315560), (98, 296240), (112, 259210), (115, 252448), (140, 207368), (160, 181447), (161, 180320), (184, 157780), (196, 148120), (224, 129605), (230, 126224), (245, 118496), (280, 103684), (322, 90160), (343, 84640), (368, 78890), (392, 74060), (460, 63112), (490, 59248), (529, 54880), (560, 51842), (644, 45080), (686, 42320), (736, 39445), (784, 37030), (805, 36064), (920, 31556), (980, 29624), (1058, 27440), (1120, 25921), (1127, 25760), (1288, 22540), (1372, 21160), (1568, 18515), (1610, 18032), (1715, 16928), (1840, 15778), (1960, 14812), (2116, 13720), (2254, 12880), (2576, 11270), (2645, 10976), (2744, 10580), (3220, 9016), (3430, 8464), (3680, 7889), (3703, 7840), (3920, 7406), (4232, 6860), (4508, 6440), (5152, 5635), (5290, 5488)]