About the Number

102472440

102472439 ← → 102472441

2進数表記:110000110111001101011111000

漢数字表記:一億二百四十七万二千四百四十

素因数分解:

2 3 × 3 1 × 5 1 × 7 1 × 43 1 × 2837 1

素因数の和:2901
約数の個数: 128
約数和(自身を含む): 359631360
約数和(自身を除く): 257158920

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 84, 86, 105, 120, 129, 140, 168, 172, 210, 215, 258, 280, 301, 344, 420, 430, 516, 602, 645, 840, 860, 903, 1032, 1204, 1290, 1505, 1720, 1806, 2408, 2580, 2837, 3010, 3612, 4515, 5160, 5674, 6020, 7224, 8511, 9030, 11348, 12040, 14185, 17022, 18060, 19859, 22696, 28370, 34044, 36120, 39718, 42555, 56740, 59577, 68088, 79436, 85110, 99295, 113480, 119154, 121991, 158872, 170220, 198590, 238308, 243982, 297885, 340440, 365973, 397180, 476616, 487964, 595770, 609955, 731946, 794360, 853937, 975928, 1191540, 1219910, 1463892, 1707874, 1829865, 2383080, 2439820, 2561811, 2927784, 3415748, 3659730, 4269685, 4879640, 5123622, 6831496, 7319460, 8539370, 10247244, 12809055, 14638920, 17078740, 20494488, 25618110, 34157480, 51236220, 102472440]

約数ペア:
[(1, 102472440), (2, 51236220), (3, 34157480), (4, 25618110), (5, 20494488), (6, 17078740), (7, 14638920), (8, 12809055), (10, 10247244), (12, 8539370), (14, 7319460), (15, 6831496), (20, 5123622), (21, 4879640), (24, 4269685), (28, 3659730), (30, 3415748), (35, 2927784), (40, 2561811), (42, 2439820), (43, 2383080), (56, 1829865), (60, 1707874), (70, 1463892), (84, 1219910), (86, 1191540), (105, 975928), (120, 853937), (129, 794360), (140, 731946), (168, 609955), (172, 595770), (210, 487964), (215, 476616), (258, 397180), (280, 365973), (301, 340440), (344, 297885), (420, 243982), (430, 238308), (516, 198590), (602, 170220), (645, 158872), (840, 121991), (860, 119154), (903, 113480), (1032, 99295), (1204, 85110), (1290, 79436), (1505, 68088), (1720, 59577), (1806, 56740), (2408, 42555), (2580, 39718), (2837, 36120), (3010, 34044), (3612, 28370), (4515, 22696), (5160, 19859), (5674, 18060), (6020, 17022), (7224, 14185), (8511, 12040), (9030, 11348)]

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