247639728

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{499}}^1$

素因数の和:735

約数の個数: 120

約数和(自身を含む): 749208000

約数和(自身を除く): 501568272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 147, 168, 196, 211, 294, 336, 392, 422, 499, 588, 633, 784, 844, 998, 1176, 1266, 1477, 1497, 1688, 1996, 2352, 2532, 2954, 2994, 3376, 3493, 3992, 4431, 5064, 5908, 5988, 6986, 7984, 8862, 10128, 10339, 10479, 11816, 11976, 13972, 17724, 20678, 20958, 23632, 23952, 24451, 27944, 31017, 35448, 41356, 41916, 48902, 55888, 62034, 70896, 73353, 82712, 83832, 97804, 105289, 124068, 146706, 165424, 167664, 195608, 210578, 248136, 293412, 315867, 391216, 421156, 496272, 586824, 631734, 737023, 842312, 1173648, 1263468, 1474046, 1684624, 2211069, 2526936, 2948092, 4422138, 5053872, 5159161, 5896184, 8844276, 10318322, 11792368, 15477483, 17688552, 20636644, 30954966, 35377104, 41273288, 61909932, 82546576, 123819864, 247639728]

約数ペア:

[(1, 247639728), (2, 123819864), (3, 82546576), (4, 61909932), (6, 41273288), (7, 35377104), (8, 30954966), (12, 20636644), (14, 17688552), (16, 15477483), (21, 11792368), (24, 10318322), (28, 8844276), (42, 5896184), (48, 5159161), (49, 5053872), (56, 4422138), (84, 2948092), (98, 2526936), (112, 2211069), (147, 1684624), (168, 1474046), (196, 1263468), (211, 1173648), (294, 842312), (336, 737023), (392, 631734), (422, 586824), (499, 496272), (588, 421156), (633, 391216), (784, 315867), (844, 293412), (998, 248136), (1176, 210578), (1266, 195608), (1477, 167664), (1497, 165424), (1688, 146706), (1996, 124068), (2352, 105289), (2532, 97804), (2954, 83832), (2994, 82712), (3376, 73353), (3493, 70896), (3992, 62034), (4431, 55888), (5064, 48902), (5908, 41916), (5988, 41356), (6986, 35448), (7984, 31017), (8862, 27944), (10128, 24451), (10339, 23952), (10479, 23632), (11816, 20958), (11976, 20678), (13972, 17724)]