72241840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{439}}^1$

素因数の和:491

約数の個数: 120

約数和(自身を含む): 195924960

約数和(自身を除く): 123683120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 121, 136, 170, 176, 187, 220, 242, 272, 340, 374, 439, 440, 484, 605, 680, 748, 878, 880, 935, 968, 1210, 1360, 1496, 1756, 1870, 1936, 2057, 2195, 2420, 2992, 3512, 3740, 4114, 4390, 4829, 4840, 7024, 7463, 7480, 8228, 8780, 9658, 9680, 10285, 14926, 14960, 16456, 17560, 19316, 20570, 24145, 29852, 32912, 35120, 37315, 38632, 41140, 48290, 53119, 59704, 74630, 77264, 82093, 82280, 96580, 106238, 119408, 149260, 164186, 164560, 193160, 212476, 265595, 298520, 328372, 386320, 410465, 424952, 531190, 597040, 656744, 820930, 849904, 903023, 1062380, 1313488, 1641860, 1806046, 2124760, 3283720, 3612092, 4249520, 4515115, 6567440, 7224184, 9030230, 14448368, 18060460, 36120920, 72241840]

約数ペア:

[(1, 72241840), (2, 36120920), (4, 18060460), (5, 14448368), (8, 9030230), (10, 7224184), (11, 6567440), (16, 4515115), (17, 4249520), (20, 3612092), (22, 3283720), (34, 2124760), (40, 1806046), (44, 1641860), (55, 1313488), (68, 1062380), (80, 903023), (85, 849904), (88, 820930), (110, 656744), (121, 597040), (136, 531190), (170, 424952), (176, 410465), (187, 386320), (220, 328372), (242, 298520), (272, 265595), (340, 212476), (374, 193160), (439, 164560), (440, 164186), (484, 149260), (605, 119408), (680, 106238), (748, 96580), (878, 82280), (880, 82093), (935, 77264), (968, 74630), (1210, 59704), (1360, 53119), (1496, 48290), (1756, 41140), (1870, 38632), (1936, 37315), (2057, 35120), (2195, 32912), (2420, 29852), (2992, 24145), (3512, 20570), (3740, 19316), (4114, 17560), (4390, 16456), (4829, 14960), (4840, 14926), (7024, 10285), (7463, 9680), (7480, 9658), (8228, 8780)]