About the Number

121728432

121728431 ← → 121728433

2進数表記:111010000010110110110110000

漢数字表記:一億二千百七十二万八千四百三十二

素因数分解:

2 4 × 3 1 × 7 1 × 17 1 × 101 1 × 211 1

素因数の和:347
約数の個数: 160
約数和(自身を含む): 386118144
約数和(自身を除く): 264389712

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 34, 42, 48, 51, 56, 68, 84, 101, 102, 112, 119, 136, 168, 202, 204, 211, 238, 272, 303, 336, 357, 404, 408, 422, 476, 606, 633, 707, 714, 808, 816, 844, 952, 1212, 1266, 1414, 1428, 1477, 1616, 1688, 1717, 1904, 2121, 2424, 2532, 2828, 2856, 2954, 3376, 3434, 3587, 4242, 4431, 4848, 5064, 5151, 5656, 5712, 5908, 6868, 7174, 8484, 8862, 10128, 10302, 10761, 11312, 11816, 12019, 13736, 14348, 16968, 17724, 20604, 21311, 21522, 23632, 24038, 25109, 27472, 28696, 33936, 35448, 36057, 41208, 42622, 43044, 48076, 50218, 57392, 63933, 70896, 72114, 75327, 82416, 85244, 86088, 96152, 100436, 127866, 144228, 149177, 150654, 170488, 172176, 192304, 200872, 255732, 288456, 298354, 301308, 340976, 362287, 401744, 447531, 511464, 576912, 596708, 602616, 724574, 895062, 1022928, 1086861, 1193416, 1205232, 1449148, 1790124, 2173722, 2386832, 2536009, 2898296, 3580248, 4347444, 5072018, 5796592, 7160496, 7608027, 8694888, 10144036, 15216054, 17389776, 20288072, 30432108, 40576144, 60864216, 121728432]

約数ペア:
[(1, 121728432), (2, 60864216), (3, 40576144), (4, 30432108), (6, 20288072), (7, 17389776), (8, 15216054), (12, 10144036), (14, 8694888), (16, 7608027), (17, 7160496), (21, 5796592), (24, 5072018), (28, 4347444), (34, 3580248), (42, 2898296), (48, 2536009), (51, 2386832), (56, 2173722), (68, 1790124), (84, 1449148), (101, 1205232), (102, 1193416), (112, 1086861), (119, 1022928), (136, 895062), (168, 724574), (202, 602616), (204, 596708), (211, 576912), (238, 511464), (272, 447531), (303, 401744), (336, 362287), (357, 340976), (404, 301308), (408, 298354), (422, 288456), (476, 255732), (606, 200872), (633, 192304), (707, 172176), (714, 170488), (808, 150654), (816, 149177), (844, 144228), (952, 127866), (1212, 100436), (1266, 96152), (1414, 86088), (1428, 85244), (1477, 82416), (1616, 75327), (1688, 72114), (1717, 70896), (1904, 63933), (2121, 57392), (2424, 50218), (2532, 48076), (2828, 43044), (2856, 42622), (2954, 41208), (3376, 36057), (3434, 35448), (3587, 33936), (4242, 28696), (4431, 27472), (4848, 25109), (5064, 24038), (5151, 23632), (5656, 21522), (5712, 21311), (5908, 20604), (6868, 17724), (7174, 16968), (8484, 14348), (8862, 13736), (10128, 12019), (10302, 11816), (10761, 11312)]

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