81417168

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{37}}^2\times {\mathrm{59}}^1$

素因数の和:154

約数の個数: 180

約数和(自身を含む): 272170080

約数和(自身を除く): 190752912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 37, 42, 48, 56, 59, 63, 72, 74, 84, 111, 112, 118, 126, 144, 148, 168, 177, 222, 236, 252, 259, 296, 333, 336, 354, 413, 444, 472, 504, 518, 531, 592, 666, 708, 777, 826, 888, 944, 1008, 1036, 1062, 1239, 1332, 1369, 1416, 1554, 1652, 1776, 2072, 2124, 2183, 2331, 2478, 2664, 2738, 2832, 3108, 3304, 3717, 4107, 4144, 4248, 4366, 4662, 4956, 5328, 5476, 6216, 6549, 6608, 7434, 8214, 8496, 8732, 9324, 9583, 9912, 10952, 12321, 12432, 13098, 14868, 15281, 16428, 17464, 18648, 19166, 19647, 19824, 21904, 24642, 26196, 28749, 29736, 30562, 32856, 34928, 37296, 38332, 39294, 45843, 49284, 52392, 57498, 59472, 61124, 65712, 76664, 78588, 80771, 86247, 91686, 98568, 104784, 114996, 122248, 137529, 153328, 157176, 161542, 172494, 183372, 197136, 229992, 242313, 244496, 275058, 314352, 323084, 344988, 366744, 459984, 484626, 550116, 565397, 646168, 689976, 726939, 733488, 969252, 1100232, 1130794, 1292336, 1379952, 1453878, 1696191, 1938504, 2200464, 2261588, 2907756, 3392382, 3877008, 4523176, 5088573, 5815512, 6784764, 9046352, 10177146, 11631024, 13569528, 20354292, 27139056, 40708584, 81417168]

約数ペア:

[(1, 81417168), (2, 40708584), (3, 27139056), (4, 20354292), (6, 13569528), (7, 11631024), (8, 10177146), (9, 9046352), (12, 6784764), (14, 5815512), (16, 5088573), (18, 4523176), (21, 3877008), (24, 3392382), (28, 2907756), (36, 2261588), (37, 2200464), (42, 1938504), (48, 1696191), (56, 1453878), (59, 1379952), (63, 1292336), (72, 1130794), (74, 1100232), (84, 969252), (111, 733488), (112, 726939), (118, 689976), (126, 646168), (144, 565397), (148, 550116), (168, 484626), (177, 459984), (222, 366744), (236, 344988), (252, 323084), (259, 314352), (296, 275058), (333, 244496), (336, 242313), (354, 229992), (413, 197136), (444, 183372), (472, 172494), (504, 161542), (518, 157176), (531, 153328), (592, 137529), (666, 122248), (708, 114996), (777, 104784), (826, 98568), (888, 91686), (944, 86247), (1008, 80771), (1036, 78588), (1062, 76664), (1239, 65712), (1332, 61124), (1369, 59472), (1416, 57498), (1554, 52392), (1652, 49284), (1776, 45843), (2072, 39294), (2124, 38332), (2183, 37296), (2331, 34928), (2478, 32856), (2664, 30562), (2738, 29736), (2832, 28749), (3108, 26196), (3304, 24642), (3717, 21904), (4107, 19824), (4144, 19647), (4248, 19166), (4366, 18648), (4662, 17464), (4956, 16428), (5328, 15281), (5476, 14868), (6216, 13098), (6549, 12432), (6608, 12321), (7434, 10952), (8214, 9912), (8496, 9583), (8732, 9324)]