81541488

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{937}}^1$

素因数の和:999

約数の個数: 120

約数和(自身を含む): 251931792

約数和(自身を除く): 170390304

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 37, 42, 48, 49, 56, 74, 84, 98, 111, 112, 147, 148, 168, 196, 222, 259, 294, 296, 336, 392, 444, 518, 588, 592, 777, 784, 888, 937, 1036, 1176, 1554, 1776, 1813, 1874, 2072, 2352, 2811, 3108, 3626, 3748, 4144, 5439, 5622, 6216, 6559, 7252, 7496, 10878, 11244, 12432, 13118, 14504, 14992, 19677, 21756, 22488, 26236, 29008, 34669, 39354, 43512, 44976, 45913, 52472, 69338, 78708, 87024, 91826, 104007, 104944, 137739, 138676, 157416, 183652, 208014, 242683, 275478, 277352, 314832, 367304, 416028, 485366, 550956, 554704, 728049, 734608, 832056, 970732, 1101912, 1456098, 1664112, 1698781, 1941464, 2203824, 2912196, 3397562, 3882928, 5096343, 5824392, 6795124, 10192686, 11648784, 13590248, 20385372, 27180496, 40770744, 81541488]

約数ペア:

[(1, 81541488), (2, 40770744), (3, 27180496), (4, 20385372), (6, 13590248), (7, 11648784), (8, 10192686), (12, 6795124), (14, 5824392), (16, 5096343), (21, 3882928), (24, 3397562), (28, 2912196), (37, 2203824), (42, 1941464), (48, 1698781), (49, 1664112), (56, 1456098), (74, 1101912), (84, 970732), (98, 832056), (111, 734608), (112, 728049), (147, 554704), (148, 550956), (168, 485366), (196, 416028), (222, 367304), (259, 314832), (294, 277352), (296, 275478), (336, 242683), (392, 208014), (444, 183652), (518, 157416), (588, 138676), (592, 137739), (777, 104944), (784, 104007), (888, 91826), (937, 87024), (1036, 78708), (1176, 69338), (1554, 52472), (1776, 45913), (1813, 44976), (1874, 43512), (2072, 39354), (2352, 34669), (2811, 29008), (3108, 26236), (3626, 22488), (3748, 21756), (4144, 19677), (5439, 14992), (5622, 14504), (6216, 13118), (6559, 12432), (7252, 11244), (7496, 10878)]