About the Number

428901648

428901647 ← → 428901649

2進数表記:11001100100001000010100010000

漢数字表記:四億二千八百九十万千六百四十八

素因数分解:

2 4 × 3 1 × 7 1 × 29 1 × 44017 1

素因数の和:44064
約数の個数: 80
約数和(自身を含む): 1309975680
約数和(自身を除く): 881074032

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 42, 48, 56, 58, 84, 87, 112, 116, 168, 174, 203, 232, 336, 348, 406, 464, 609, 696, 812, 1218, 1392, 1624, 2436, 3248, 4872, 9744, 44017, 88034, 132051, 176068, 264102, 308119, 352136, 528204, 616238, 704272, 924357, 1056408, 1232476, 1276493, 1848714, 2112816, 2464952, 2552986, 3697428, 3829479, 4929904, 5105972, 7394856, 7658958, 8935451, 10211944, 14789712, 15317916, 17870902, 20423888, 26806353, 30635832, 35741804, 53612706, 61271664, 71483608, 107225412, 142967216, 214450824, 428901648]

約数ペア:
[(1, 428901648), (2, 214450824), (3, 142967216), (4, 107225412), (6, 71483608), (7, 61271664), (8, 53612706), (12, 35741804), (14, 30635832), (16, 26806353), (21, 20423888), (24, 17870902), (28, 15317916), (29, 14789712), (42, 10211944), (48, 8935451), (56, 7658958), (58, 7394856), (84, 5105972), (87, 4929904), (112, 3829479), (116, 3697428), (168, 2552986), (174, 2464952), (203, 2112816), (232, 1848714), (336, 1276493), (348, 1232476), (406, 1056408), (464, 924357), (609, 704272), (696, 616238), (812, 528204), (1218, 352136), (1392, 308119), (1624, 264102), (2436, 176068), (3248, 132051), (4872, 88034), (9744, 44017)]

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