About the Number

221461968

221461967 ← → 221461969

2進数表記:1101001100110011110111010000

漢数字表記:二億二千百四十六万千九百六十八

素因数分解:

2 4 × 3 1 × 7 2 × 13 1 × 7243 1

素因数の和:7281
約数の個数: 120
約数和(自身を含む): 716808288
約数和(自身を除く): 495346320

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 49, 52, 56, 78, 84, 91, 98, 104, 112, 147, 156, 168, 182, 196, 208, 273, 294, 312, 336, 364, 392, 546, 588, 624, 637, 728, 784, 1092, 1176, 1274, 1456, 1911, 2184, 2352, 2548, 3822, 4368, 5096, 7243, 7644, 10192, 14486, 15288, 21729, 28972, 30576, 43458, 50701, 57944, 86916, 94159, 101402, 115888, 152103, 173832, 188318, 202804, 282477, 304206, 347664, 354907, 376636, 405608, 564954, 608412, 659113, 709814, 753272, 811216, 1064721, 1129908, 1216824, 1318226, 1419628, 1506544, 1977339, 2129442, 2259816, 2433648, 2636452, 2839256, 3954678, 4258884, 4519632, 4613791, 5272904, 5678512, 7909356, 8517768, 9227582, 10545808, 13841373, 15818712, 17035536, 18455164, 27682746, 31637424, 36910328, 55365492, 73820656, 110730984, 221461968]

約数ペア:
[(1, 221461968), (2, 110730984), (3, 73820656), (4, 55365492), (6, 36910328), (7, 31637424), (8, 27682746), (12, 18455164), (13, 17035536), (14, 15818712), (16, 13841373), (21, 10545808), (24, 9227582), (26, 8517768), (28, 7909356), (39, 5678512), (42, 5272904), (48, 4613791), (49, 4519632), (52, 4258884), (56, 3954678), (78, 2839256), (84, 2636452), (91, 2433648), (98, 2259816), (104, 2129442), (112, 1977339), (147, 1506544), (156, 1419628), (168, 1318226), (182, 1216824), (196, 1129908), (208, 1064721), (273, 811216), (294, 753272), (312, 709814), (336, 659113), (364, 608412), (392, 564954), (546, 405608), (588, 376636), (624, 354907), (637, 347664), (728, 304206), (784, 282477), (1092, 202804), (1176, 188318), (1274, 173832), (1456, 152103), (1911, 115888), (2184, 101402), (2352, 94159), (2548, 86916), (3822, 57944), (4368, 50701), (5096, 43458), (7243, 30576), (7644, 28972), (10192, 21729), (14486, 15288)]

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