About the Number

121691808

121691807 ← → 121691809

2進数表記:111010000001101111010100000

漢数字表記:一億二千百六十九万千八百八

素因数分解:

2 5 × 3 4 × 7 1 × 19 1 × 353 1

素因数の和:401
約数の個数: 240
約数和(自身を含む): 431766720
約数和(自身を除く): 310074912

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 27, 28, 32, 36, 38, 42, 48, 54, 56, 57, 63, 72, 76, 81, 84, 96, 108, 112, 114, 126, 133, 144, 152, 162, 168, 171, 189, 216, 224, 228, 252, 266, 288, 304, 324, 336, 342, 353, 378, 399, 432, 456, 504, 513, 532, 567, 608, 648, 672, 684, 706, 756, 798, 864, 912, 1008, 1026, 1059, 1064, 1134, 1197, 1296, 1368, 1412, 1512, 1539, 1596, 1824, 2016, 2052, 2118, 2128, 2268, 2394, 2471, 2592, 2736, 2824, 3024, 3078, 3177, 3192, 3591, 4104, 4236, 4256, 4536, 4788, 4942, 5472, 5648, 6048, 6156, 6354, 6384, 6707, 7182, 7413, 8208, 8472, 9072, 9531, 9576, 9884, 10773, 11296, 12312, 12708, 12768, 13414, 14364, 14826, 16416, 16944, 18144, 19062, 19152, 19768, 20121, 21546, 22239, 24624, 25416, 26828, 28593, 28728, 29652, 33888, 38124, 38304, 39536, 40242, 43092, 44478, 46949, 49248, 50832, 53656, 57186, 57456, 59304, 60363, 66717, 76248, 79072, 80484, 86184, 88956, 93898, 101664, 107312, 114372, 114912, 118608, 120726, 133434, 140847, 152496, 160968, 172368, 177912, 181089, 187796, 200151, 214624, 228744, 237216, 241452, 266868, 281694, 304992, 321936, 344736, 355824, 362178, 375592, 400302, 422541, 457488, 482904, 533736, 543267, 563388, 643872, 711648, 724356, 751184, 800604, 845082, 914976, 965808, 1067472, 1086534, 1126776, 1267623, 1448712, 1502368, 1601208, 1690164, 1931616, 2134944, 2173068, 2253552, 2535246, 2897424, 3202416, 3380328, 3802869, 4346136, 4507104, 5070492, 5794848, 6404832, 6760656, 7605738, 8692272, 10140984, 13521312, 15211476, 17384544, 20281968, 30422952, 40563936, 60845904, 121691808]

約数ペア:
[(1, 121691808), (2, 60845904), (3, 40563936), (4, 30422952), (6, 20281968), (7, 17384544), (8, 15211476), (9, 13521312), (12, 10140984), (14, 8692272), (16, 7605738), (18, 6760656), (19, 6404832), (21, 5794848), (24, 5070492), (27, 4507104), (28, 4346136), (32, 3802869), (36, 3380328), (38, 3202416), (42, 2897424), (48, 2535246), (54, 2253552), (56, 2173068), (57, 2134944), (63, 1931616), (72, 1690164), (76, 1601208), (81, 1502368), (84, 1448712), (96, 1267623), (108, 1126776), (112, 1086534), (114, 1067472), (126, 965808), (133, 914976), (144, 845082), (152, 800604), (162, 751184), (168, 724356), (171, 711648), (189, 643872), (216, 563388), (224, 543267), (228, 533736), (252, 482904), (266, 457488), (288, 422541), (304, 400302), (324, 375592), (336, 362178), (342, 355824), (353, 344736), (378, 321936), (399, 304992), (432, 281694), (456, 266868), (504, 241452), (513, 237216), (532, 228744), (567, 214624), (608, 200151), (648, 187796), (672, 181089), (684, 177912), (706, 172368), (756, 160968), (798, 152496), (864, 140847), (912, 133434), (1008, 120726), (1026, 118608), (1059, 114912), (1064, 114372), (1134, 107312), (1197, 101664), (1296, 93898), (1368, 88956), (1412, 86184), (1512, 80484), (1539, 79072), (1596, 76248), (1824, 66717), (2016, 60363), (2052, 59304), (2118, 57456), (2128, 57186), (2268, 53656), (2394, 50832), (2471, 49248), (2592, 46949), (2736, 44478), (2824, 43092), (3024, 40242), (3078, 39536), (3177, 38304), (3192, 38124), (3591, 33888), (4104, 29652), (4236, 28728), (4256, 28593), (4536, 26828), (4788, 25416), (4942, 24624), (5472, 22239), (5648, 21546), (6048, 20121), (6156, 19768), (6354, 19152), (6384, 19062), (6707, 18144), (7182, 16944), (7413, 16416), (8208, 14826), (8472, 14364), (9072, 13414), (9531, 12768), (9576, 12708), (9884, 12312), (10773, 11296)]

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