820196496

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{38747}}^1$

素因数の和:38778

約数の個数: 120

約数和(自身を含む): 2738708640

約数和(自身を除く): 1918512144

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 84, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 252, 294, 336, 378, 392, 432, 441, 504, 588, 756, 784, 882, 1008, 1176, 1323, 1512, 1764, 2352, 2646, 3024, 3528, 5292, 7056, 10584, 21168, 38747, 77494, 116241, 154988, 232482, 271229, 309976, 348723, 464964, 542458, 619952, 697446, 813687, 929928, 1046169, 1084916, 1394892, 1627374, 1859856, 1898603, 2092338, 2169832, 2441061, 2789784, 3254748, 3797206, 4184676, 4339664, 4882122, 5579568, 5695809, 6509496, 7323183, 7594412, 8369352, 9764244, 11391618, 13018992, 14646366, 15188824, 16738704, 17087427, 19528488, 22783236, 29292732, 30377648, 34174854, 39056976, 45566472, 51262281, 58585464, 68349708, 91132944, 102524562, 117170928, 136699416, 205049124, 273398832, 410098248, 820196496]

約数ペア:

[(1, 820196496), (2, 410098248), (3, 273398832), (4, 205049124), (6, 136699416), (7, 117170928), (8, 102524562), (9, 91132944), (12, 68349708), (14, 58585464), (16, 51262281), (18, 45566472), (21, 39056976), (24, 34174854), (27, 30377648), (28, 29292732), (36, 22783236), (42, 19528488), (48, 17087427), (49, 16738704), (54, 15188824), (56, 14646366), (63, 13018992), (72, 11391618), (84, 9764244), (98, 8369352), (108, 7594412), (112, 7323183), (126, 6509496), (144, 5695809), (147, 5579568), (168, 4882122), (189, 4339664), (196, 4184676), (216, 3797206), (252, 3254748), (294, 2789784), (336, 2441061), (378, 2169832), (392, 2092338), (432, 1898603), (441, 1859856), (504, 1627374), (588, 1394892), (756, 1084916), (784, 1046169), (882, 929928), (1008, 813687), (1176, 697446), (1323, 619952), (1512, 542458), (1764, 464964), (2352, 348723), (2646, 309976), (3024, 271229), (3528, 232482), (5292, 154988), (7056, 116241), (10584, 77494), (21168, 38747)]