20175474480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{1321}}^1\times {\mathrm{9091}}^1$

素因数の和:10435

約数の個数: 160

約数和(自身を含む): 71540802048

約数和(自身を除く): 51365327568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1321, 1680, 2642, 3963, 5284, 6605, 7926, 9091, 9247, 10568, 13210, 15852, 18182, 18494, 19815, 21136, 26420, 27273, 27741, 31704, 36364, 36988, 39630, 45455, 46235, 52840, 54546, 55482, 63408, 63637, 72728, 73976, 79260, 90910, 92470, 105680, 109092, 110964, 127274, 136365, 138705, 145456, 147952, 158520, 181820, 184940, 190911, 218184, 221928, 254548, 272730, 277410, 317040, 318185, 363640, 369880, 381822, 436368, 443856, 509096, 545460, 554820, 636370, 727280, 739760, 763644, 954555, 1018192, 1090920, 1109640, 1272740, 1527288, 1909110, 2181840, 2219280, 2545480, 3054576, 3818220, 5090960, 7636440, 12009211, 15272880, 24018422, 36027633, 48036844, 60046055, 72055266, 84064477, 96073688, 120092110, 144110532, 168128954, 180138165, 192147376, 240184220, 252193431, 288221064, 336257908, 360276330, 420322385, 480368440, 504386862, 576442128, 672515816, 720552660, 840644770, 960736880, 1008773724, 1260967155, 1345031632, 1441105320, 1681289540, 2017547448, 2521934310, 2882210640, 3362579080, 4035094896, 5043868620, 6725158160, 10087737240, 20175474480]

約数ペア:

[(1, 20175474480), (2, 10087737240), (3, 6725158160), (4, 5043868620), (5, 4035094896), (6, 3362579080), (7, 2882210640), (8, 2521934310), (10, 2017547448), (12, 1681289540), (14, 1441105320), (15, 1345031632), (16, 1260967155), (20, 1008773724), (21, 960736880), (24, 840644770), (28, 720552660), (30, 672515816), (35, 576442128), (40, 504386862), (42, 480368440), (48, 420322385), (56, 360276330), (60, 336257908), (70, 288221064), (80, 252193431), (84, 240184220), (105, 192147376), (112, 180138165), (120, 168128954), (140, 144110532), (168, 120092110), (210, 96073688), (240, 84064477), (280, 72055266), (336, 60046055), (420, 48036844), (560, 36027633), (840, 24018422), (1321, 15272880), (1680, 12009211), (2642, 7636440), (3963, 5090960), (5284, 3818220), (6605, 3054576), (7926, 2545480), (9091, 2219280), (9247, 2181840), (10568, 1909110), (13210, 1527288), (15852, 1272740), (18182, 1109640), (18494, 1090920), (19815, 1018192), (21136, 954555), (26420, 763644), (27273, 739760), (27741, 727280), (31704, 636370), (36364, 554820), (36988, 545460), (39630, 509096), (45455, 443856), (46235, 436368), (52840, 381822), (54546, 369880), (55482, 363640), (63408, 318185), (63637, 317040), (72728, 277410), (73976, 272730), (79260, 254548), (90910, 221928), (92470, 218184), (105680, 190911), (109092, 184940), (110964, 181820), (127274, 158520), (136365, 147952), (138705, 145456)]