28701648

素因数分解:

$2^4\times 3^3\times {\mathrm{29}}^2\times {\mathrm{79}}^1$

素因数の和:154

約数の個数: 120

約数和(自身を含む): 86403200

約数和(自身を除く): 57701552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 36, 48, 54, 58, 72, 79, 87, 108, 116, 144, 158, 174, 216, 232, 237, 261, 316, 348, 432, 464, 474, 522, 632, 696, 711, 783, 841, 948, 1044, 1264, 1392, 1422, 1566, 1682, 1896, 2088, 2133, 2291, 2523, 2844, 3132, 3364, 3792, 4176, 4266, 4582, 5046, 5688, 6264, 6728, 6873, 7569, 8532, 9164, 10092, 11376, 12528, 13456, 13746, 15138, 17064, 18328, 20184, 20619, 22707, 27492, 30276, 34128, 36656, 40368, 41238, 45414, 54984, 60552, 61857, 66439, 82476, 90828, 109968, 121104, 123714, 132878, 164952, 181656, 199317, 247428, 265756, 329904, 363312, 398634, 494856, 531512, 597951, 797268, 989712, 1063024, 1195902, 1594536, 1793853, 2391804, 3189072, 3587706, 4783608, 7175412, 9567216, 14350824, 28701648]

約数ペア:

[(1, 28701648), (2, 14350824), (3, 9567216), (4, 7175412), (6, 4783608), (8, 3587706), (9, 3189072), (12, 2391804), (16, 1793853), (18, 1594536), (24, 1195902), (27, 1063024), (29, 989712), (36, 797268), (48, 597951), (54, 531512), (58, 494856), (72, 398634), (79, 363312), (87, 329904), (108, 265756), (116, 247428), (144, 199317), (158, 181656), (174, 164952), (216, 132878), (232, 123714), (237, 121104), (261, 109968), (316, 90828), (348, 82476), (432, 66439), (464, 61857), (474, 60552), (522, 54984), (632, 45414), (696, 41238), (711, 40368), (783, 36656), (841, 34128), (948, 30276), (1044, 27492), (1264, 22707), (1392, 20619), (1422, 20184), (1566, 18328), (1682, 17064), (1896, 15138), (2088, 13746), (2133, 13456), (2291, 12528), (2523, 11376), (2844, 10092), (3132, 9164), (3364, 8532), (3792, 7569), (4176, 6873), (4266, 6728), (4582, 6264), (5046, 5688)]