890919648

素因数分解:

$2^5\times 3^6\times {\mathrm{181}}^1\times {\mathrm{211}}^1$

素因数の和:420

約数の個数: 168

約数和(自身を含む): 2656855656

約数和(自身を除く): 1765936008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 181, 211, 216, 243, 288, 324, 362, 422, 432, 486, 543, 633, 648, 724, 729, 844, 864, 972, 1086, 1266, 1296, 1448, 1458, 1629, 1688, 1899, 1944, 2172, 2532, 2592, 2896, 2916, 3258, 3376, 3798, 3888, 4344, 4887, 5064, 5697, 5792, 5832, 6516, 6752, 7596, 7776, 8688, 9774, 10128, 11394, 11664, 13032, 14661, 15192, 17091, 17376, 19548, 20256, 22788, 23328, 26064, 29322, 30384, 34182, 38191, 39096, 43983, 45576, 51273, 52128, 58644, 60768, 68364, 76382, 78192, 87966, 91152, 102546, 114573, 117288, 131949, 136728, 152764, 153819, 156384, 175932, 182304, 205092, 229146, 234576, 263898, 273456, 305528, 307638, 343719, 351864, 410184, 458292, 469152, 527796, 546912, 611056, 615276, 687438, 703728, 820368, 916584, 1031157, 1055592, 1222112, 1230552, 1374876, 1407456, 1640736, 1833168, 2062314, 2111184, 2461104, 2749752, 3093471, 3666336, 4124628, 4222368, 4922208, 5499504, 6186942, 8249256, 9280413, 10999008, 12373884, 16498512, 18560826, 24747768, 27841239, 32997024, 37121652, 49495536, 55682478, 74243304, 98991072, 111364956, 148486608, 222729912, 296973216, 445459824, 890919648]

約数ペア:

[(1, 890919648), (2, 445459824), (3, 296973216), (4, 222729912), (6, 148486608), (8, 111364956), (9, 98991072), (12, 74243304), (16, 55682478), (18, 49495536), (24, 37121652), (27, 32997024), (32, 27841239), (36, 24747768), (48, 18560826), (54, 16498512), (72, 12373884), (81, 10999008), (96, 9280413), (108, 8249256), (144, 6186942), (162, 5499504), (181, 4922208), (211, 4222368), (216, 4124628), (243, 3666336), (288, 3093471), (324, 2749752), (362, 2461104), (422, 2111184), (432, 2062314), (486, 1833168), (543, 1640736), (633, 1407456), (648, 1374876), (724, 1230552), (729, 1222112), (844, 1055592), (864, 1031157), (972, 916584), (1086, 820368), (1266, 703728), (1296, 687438), (1448, 615276), (1458, 611056), (1629, 546912), (1688, 527796), (1899, 469152), (1944, 458292), (2172, 410184), (2532, 351864), (2592, 343719), (2896, 307638), (2916, 305528), (3258, 273456), (3376, 263898), (3798, 234576), (3888, 229146), (4344, 205092), (4887, 182304), (5064, 175932), (5697, 156384), (5792, 153819), (5832, 152764), (6516, 136728), (6752, 131949), (7596, 117288), (7776, 114573), (8688, 102546), (9774, 91152), (10128, 87966), (11394, 78192), (11664, 76382), (13032, 68364), (14661, 60768), (15192, 58644), (17091, 52128), (17376, 51273), (19548, 45576), (20256, 43983), (22788, 39096), (23328, 38191), (26064, 34182), (29322, 30384)]