247692720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{5519}}^1$

素因数の和:5563

約数の個数: 160

約数和(自身を含む): 887086080

約数和(自身を除く): 639393360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 33, 34, 40, 44, 48, 51, 55, 60, 66, 68, 80, 85, 88, 102, 110, 120, 132, 136, 165, 170, 176, 187, 204, 220, 240, 255, 264, 272, 330, 340, 374, 408, 440, 510, 528, 561, 660, 680, 748, 816, 880, 935, 1020, 1122, 1320, 1360, 1496, 1870, 2040, 2244, 2640, 2805, 2992, 3740, 4080, 4488, 5519, 5610, 7480, 8976, 11038, 11220, 14960, 16557, 22076, 22440, 27595, 33114, 44152, 44880, 55190, 60709, 66228, 82785, 88304, 93823, 110380, 121418, 132456, 165570, 182127, 187646, 220760, 242836, 264912, 281469, 303545, 331140, 364254, 375292, 441520, 469115, 485672, 562938, 607090, 662280, 728508, 750584, 910635, 938230, 971344, 1032053, 1125876, 1214180, 1324560, 1407345, 1457016, 1501168, 1821270, 1876460, 2064106, 2251752, 2428360, 2814690, 2914032, 3096159, 3642540, 3752920, 4128212, 4503504, 4856720, 5160265, 5629380, 6192318, 7285080, 7505840, 8256424, 10320530, 11258760, 12384636, 14570160, 15480795, 16512848, 20641060, 22517520, 24769272, 30961590, 41282120, 49538544, 61923180, 82564240, 123846360, 247692720]

約数ペア:

[(1, 247692720), (2, 123846360), (3, 82564240), (4, 61923180), (5, 49538544), (6, 41282120), (8, 30961590), (10, 24769272), (11, 22517520), (12, 20641060), (15, 16512848), (16, 15480795), (17, 14570160), (20, 12384636), (22, 11258760), (24, 10320530), (30, 8256424), (33, 7505840), (34, 7285080), (40, 6192318), (44, 5629380), (48, 5160265), (51, 4856720), (55, 4503504), (60, 4128212), (66, 3752920), (68, 3642540), (80, 3096159), (85, 2914032), (88, 2814690), (102, 2428360), (110, 2251752), (120, 2064106), (132, 1876460), (136, 1821270), (165, 1501168), (170, 1457016), (176, 1407345), (187, 1324560), (204, 1214180), (220, 1125876), (240, 1032053), (255, 971344), (264, 938230), (272, 910635), (330, 750584), (340, 728508), (374, 662280), (408, 607090), (440, 562938), (510, 485672), (528, 469115), (561, 441520), (660, 375292), (680, 364254), (748, 331140), (816, 303545), (880, 281469), (935, 264912), (1020, 242836), (1122, 220760), (1320, 187646), (1360, 182127), (1496, 165570), (1870, 132456), (2040, 121418), (2244, 110380), (2640, 93823), (2805, 88304), (2992, 82785), (3740, 66228), (4080, 60709), (4488, 55190), (5519, 44880), (5610, 44152), (7480, 33114), (8976, 27595), (11038, 22440), (11220, 22076), (14960, 16557)]