12877480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:179

約数の個数: 128

約数和(自身を含む): 37428480

約数和(自身を除く): 24551000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 37, 40, 44, 55, 56, 70, 74, 77, 88, 110, 113, 140, 148, 154, 185, 220, 226, 259, 280, 296, 308, 370, 385, 407, 440, 452, 518, 565, 616, 740, 770, 791, 814, 904, 1036, 1130, 1243, 1295, 1480, 1540, 1582, 1628, 2035, 2072, 2260, 2486, 2590, 2849, 3080, 3164, 3256, 3955, 4070, 4181, 4520, 4972, 5180, 5698, 6215, 6328, 7910, 8140, 8362, 8701, 9944, 10360, 11396, 12430, 14245, 15820, 16280, 16724, 17402, 20905, 22792, 24860, 28490, 29267, 31640, 33448, 34804, 41810, 43505, 45991, 49720, 56980, 58534, 69608, 83620, 87010, 91982, 113960, 117068, 146335, 167240, 174020, 183964, 229955, 234136, 292670, 321937, 348040, 367928, 459910, 585340, 643874, 919820, 1170680, 1287748, 1609685, 1839640, 2575496, 3219370, 6438740, 12877480]

約数ペア:

[(1, 12877480), (2, 6438740), (4, 3219370), (5, 2575496), (7, 1839640), (8, 1609685), (10, 1287748), (11, 1170680), (14, 919820), (20, 643874), (22, 585340), (28, 459910), (35, 367928), (37, 348040), (40, 321937), (44, 292670), (55, 234136), (56, 229955), (70, 183964), (74, 174020), (77, 167240), (88, 146335), (110, 117068), (113, 113960), (140, 91982), (148, 87010), (154, 83620), (185, 69608), (220, 58534), (226, 56980), (259, 49720), (280, 45991), (296, 43505), (308, 41810), (370, 34804), (385, 33448), (407, 31640), (440, 29267), (452, 28490), (518, 24860), (565, 22792), (616, 20905), (740, 17402), (770, 16724), (791, 16280), (814, 15820), (904, 14245), (1036, 12430), (1130, 11396), (1243, 10360), (1295, 9944), (1480, 8701), (1540, 8362), (1582, 8140), (1628, 7910), (2035, 6328), (2072, 6215), (2260, 5698), (2486, 5180), (2590, 4972), (2849, 4520), (3080, 4181), (3164, 4070), (3256, 3955)]