77665920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2129}}^1$

素因数の和:2170

約数の個数: 128

約数和(自身を含む): 260712000

約数和(自身を除く): 183046080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 912, 960, 1140, 1216, 1520, 1824, 1920, 2129, 2280, 2432, 3040, 3648, 4258, 4560, 6080, 6387, 7296, 8516, 9120, 10645, 12160, 12774, 17032, 18240, 21290, 25548, 31935, 34064, 36480, 40451, 42580, 51096, 63870, 68128, 80902, 85160, 102192, 121353, 127740, 136256, 161804, 170320, 202255, 204384, 242706, 255480, 272512, 323608, 340640, 404510, 408768, 485412, 510960, 606765, 647216, 681280, 809020, 817536, 970824, 1021920, 1213530, 1294432, 1362560, 1618040, 1941648, 2043840, 2427060, 2588864, 3236080, 3883296, 4087680, 4854120, 5177728, 6472160, 7766592, 9708240, 12944320, 15533184, 19416480, 25888640, 38832960, 77665920]

約数ペア:

[(1, 77665920), (2, 38832960), (3, 25888640), (4, 19416480), (5, 15533184), (6, 12944320), (8, 9708240), (10, 7766592), (12, 6472160), (15, 5177728), (16, 4854120), (19, 4087680), (20, 3883296), (24, 3236080), (30, 2588864), (32, 2427060), (38, 2043840), (40, 1941648), (48, 1618040), (57, 1362560), (60, 1294432), (64, 1213530), (76, 1021920), (80, 970824), (95, 817536), (96, 809020), (114, 681280), (120, 647216), (128, 606765), (152, 510960), (160, 485412), (190, 408768), (192, 404510), (228, 340640), (240, 323608), (285, 272512), (304, 255480), (320, 242706), (380, 204384), (384, 202255), (456, 170320), (480, 161804), (570, 136256), (608, 127740), (640, 121353), (760, 102192), (912, 85160), (960, 80902), (1140, 68128), (1216, 63870), (1520, 51096), (1824, 42580), (1920, 40451), (2129, 36480), (2280, 34064), (2432, 31935), (3040, 25548), (3648, 21290), (4258, 18240), (4560, 17032), (6080, 12774), (6387, 12160), (7296, 10645), (8516, 9120)]