28808136

素因数分解:

$2^3\times 3^5\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:130

約数の個数: 192

約数和(自身を含む): 96969600

約数和(自身を除く): 68161464

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 29, 36, 42, 54, 56, 58, 63, 72, 73, 81, 84, 87, 108, 116, 126, 146, 162, 168, 174, 189, 203, 216, 219, 232, 243, 252, 261, 292, 324, 348, 378, 406, 438, 486, 504, 511, 522, 567, 584, 609, 648, 657, 696, 756, 783, 812, 876, 972, 1022, 1044, 1134, 1218, 1314, 1512, 1533, 1566, 1624, 1701, 1752, 1827, 1944, 1971, 2044, 2088, 2117, 2268, 2349, 2436, 2628, 3066, 3132, 3402, 3654, 3942, 4088, 4234, 4536, 4599, 4698, 4872, 5256, 5481, 5913, 6132, 6264, 6351, 6804, 7047, 7308, 7884, 8468, 9198, 9396, 10962, 11826, 12264, 12702, 13608, 13797, 14094, 14616, 14819, 15768, 16443, 16936, 17739, 18396, 18792, 19053, 21924, 23652, 25404, 27594, 28188, 29638, 32886, 35478, 36792, 38106, 41391, 43848, 44457, 47304, 49329, 50808, 55188, 56376, 57159, 59276, 65772, 70956, 76212, 82782, 88914, 98658, 110376, 114318, 118552, 124173, 131544, 133371, 141912, 152424, 165564, 171477, 177828, 197316, 228636, 248346, 266742, 331128, 342954, 355656, 394632, 400113, 457272, 496692, 514431, 533484, 685908, 800226, 993384, 1028862, 1066968, 1200339, 1371816, 1600452, 2057724, 2400678, 3200904, 3601017, 4115448, 4801356, 7202034, 9602712, 14404068, 28808136]

約数ペア:

[(1, 28808136), (2, 14404068), (3, 9602712), (4, 7202034), (6, 4801356), (7, 4115448), (8, 3601017), (9, 3200904), (12, 2400678), (14, 2057724), (18, 1600452), (21, 1371816), (24, 1200339), (27, 1066968), (28, 1028862), (29, 993384), (36, 800226), (42, 685908), (54, 533484), (56, 514431), (58, 496692), (63, 457272), (72, 400113), (73, 394632), (81, 355656), (84, 342954), (87, 331128), (108, 266742), (116, 248346), (126, 228636), (146, 197316), (162, 177828), (168, 171477), (174, 165564), (189, 152424), (203, 141912), (216, 133371), (219, 131544), (232, 124173), (243, 118552), (252, 114318), (261, 110376), (292, 98658), (324, 88914), (348, 82782), (378, 76212), (406, 70956), (438, 65772), (486, 59276), (504, 57159), (511, 56376), (522, 55188), (567, 50808), (584, 49329), (609, 47304), (648, 44457), (657, 43848), (696, 41391), (756, 38106), (783, 36792), (812, 35478), (876, 32886), (972, 29638), (1022, 28188), (1044, 27594), (1134, 25404), (1218, 23652), (1314, 21924), (1512, 19053), (1533, 18792), (1566, 18396), (1624, 17739), (1701, 16936), (1752, 16443), (1827, 15768), (1944, 14819), (1971, 14616), (2044, 14094), (2088, 13797), (2117, 13608), (2268, 12702), (2349, 12264), (2436, 11826), (2628, 10962), (3066, 9396), (3132, 9198), (3402, 8468), (3654, 7884), (3942, 7308), (4088, 7047), (4234, 6804), (4536, 6351), (4599, 6264), (4698, 6132), (4872, 5913), (5256, 5481)]