81465048

素因数分解:

$2^3\times 3^3\times 7^2\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:251

約数の個数: 192

約数和(自身を含む): 270864000

約数和(自身を除く): 189398952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 43, 49, 54, 56, 63, 72, 84, 86, 98, 108, 126, 129, 147, 168, 172, 179, 189, 196, 216, 252, 258, 294, 301, 344, 358, 378, 387, 392, 441, 504, 516, 537, 588, 602, 716, 756, 774, 882, 903, 1032, 1074, 1161, 1176, 1204, 1253, 1323, 1432, 1512, 1548, 1611, 1764, 1806, 2107, 2148, 2322, 2408, 2506, 2646, 2709, 3096, 3222, 3528, 3612, 3759, 4214, 4296, 4644, 4833, 5012, 5292, 5418, 6321, 6444, 7224, 7518, 7697, 8127, 8428, 8771, 9288, 9666, 10024, 10584, 10836, 11277, 12642, 12888, 15036, 15394, 16254, 16856, 17542, 18963, 19332, 21672, 22554, 23091, 25284, 26313, 30072, 30788, 32508, 33831, 35084, 37926, 38664, 45108, 46182, 50568, 52626, 53879, 56889, 61576, 65016, 67662, 69273, 70168, 75852, 78939, 90216, 92364, 105252, 107758, 113778, 135324, 138546, 151704, 157878, 161637, 184728, 207819, 210504, 215516, 227556, 236817, 270648, 277092, 315756, 323274, 377153, 415638, 431032, 455112, 473634, 484911, 554184, 631512, 646548, 754306, 831276, 947268, 969822, 1131459, 1293096, 1454733, 1508612, 1662552, 1894536, 1939644, 2262918, 2909466, 3017224, 3394377, 3879288, 4525836, 5818932, 6788754, 9051672, 10183131, 11637864, 13577508, 20366262, 27155016, 40732524, 81465048]

約数ペア:

[(1, 81465048), (2, 40732524), (3, 27155016), (4, 20366262), (6, 13577508), (7, 11637864), (8, 10183131), (9, 9051672), (12, 6788754), (14, 5818932), (18, 4525836), (21, 3879288), (24, 3394377), (27, 3017224), (28, 2909466), (36, 2262918), (42, 1939644), (43, 1894536), (49, 1662552), (54, 1508612), (56, 1454733), (63, 1293096), (72, 1131459), (84, 969822), (86, 947268), (98, 831276), (108, 754306), (126, 646548), (129, 631512), (147, 554184), (168, 484911), (172, 473634), (179, 455112), (189, 431032), (196, 415638), (216, 377153), (252, 323274), (258, 315756), (294, 277092), (301, 270648), (344, 236817), (358, 227556), (378, 215516), (387, 210504), (392, 207819), (441, 184728), (504, 161637), (516, 157878), (537, 151704), (588, 138546), (602, 135324), (716, 113778), (756, 107758), (774, 105252), (882, 92364), (903, 90216), (1032, 78939), (1074, 75852), (1161, 70168), (1176, 69273), (1204, 67662), (1253, 65016), (1323, 61576), (1432, 56889), (1512, 53879), (1548, 52626), (1611, 50568), (1764, 46182), (1806, 45108), (2107, 38664), (2148, 37926), (2322, 35084), (2408, 33831), (2506, 32508), (2646, 30788), (2709, 30072), (3096, 26313), (3222, 25284), (3528, 23091), (3612, 22554), (3759, 21672), (4214, 19332), (4296, 18963), (4644, 17542), (4833, 16856), (5012, 16254), (5292, 15394), (5418, 15036), (6321, 12888), (6444, 12642), (7224, 11277), (7518, 10836), (7697, 10584), (8127, 10024), (8428, 9666), (8771, 9288)]