About the Number

2880008208

2880008207 ← → 2880008209

2進数表記:10101011101010010111000000010000

漢数字表記:二十八億八千万八千二百八

素因数分解:

2 4 × 3 2 × 7 1 × 11 1 × 211 1 × 1231 1

素因数の和:1474
約数の個数: 240
約数和(自身を含む): 10104686592
約数和(自身を除く): 7224678384

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 33, 36, 42, 44, 48, 56, 63, 66, 72, 77, 84, 88, 99, 112, 126, 132, 144, 154, 168, 176, 198, 211, 231, 252, 264, 308, 336, 396, 422, 462, 504, 528, 616, 633, 693, 792, 844, 924, 1008, 1231, 1232, 1266, 1386, 1477, 1584, 1688, 1848, 1899, 2321, 2462, 2532, 2772, 2954, 3376, 3693, 3696, 3798, 4431, 4642, 4924, 5064, 5544, 5908, 6963, 7386, 7596, 8617, 8862, 9284, 9848, 10128, 11079, 11088, 11816, 13293, 13541, 13926, 14772, 15192, 16247, 17234, 17724, 18568, 19696, 20889, 22158, 23632, 25851, 26586, 27082, 27852, 29544, 30384, 32494, 34468, 35448, 37136, 40623, 41778, 44316, 48741, 51702, 53172, 54164, 55704, 59088, 64988, 68936, 70896, 77553, 81246, 83556, 88632, 94787, 97482, 103404, 106344, 108328, 111408, 121869, 129976, 137872, 146223, 155106, 162492, 167112, 177264, 189574, 194964, 206808, 212688, 216656, 243738, 259741, 259952, 284361, 292446, 310212, 324984, 334224, 379148, 389928, 413616, 487476, 519482, 568722, 584892, 620424, 649968, 758296, 779223, 779856, 853083, 974952, 1038964, 1137444, 1169784, 1240848, 1516592, 1558446, 1706166, 1818187, 1949904, 2077928, 2274888, 2337669, 2339568, 2857151, 3116892, 3412332, 3636374, 4155856, 4549776, 4675338, 5454561, 5714302, 6233784, 6824664, 7272748, 8571453, 9350676, 10909122, 11428604, 12467568, 13649328, 14545496, 16363683, 17142906, 18701352, 20000057, 21818244, 22857208, 25714359, 29090992, 32727366, 34285812, 37402704, 40000114, 43636488, 45714416, 51428718, 60000171, 65454732, 68571624, 80000228, 87272976, 102857436, 120000342, 130909464, 137143248, 160000456, 180000513, 205714872, 240000684, 261818928, 320000912, 360001026, 411429744, 480001368, 720002052, 960002736, 1440004104, 2880008208]

約数ペア:
[(1, 2880008208), (2, 1440004104), (3, 960002736), (4, 720002052), (6, 480001368), (7, 411429744), (8, 360001026), (9, 320000912), (11, 261818928), (12, 240000684), (14, 205714872), (16, 180000513), (18, 160000456), (21, 137143248), (22, 130909464), (24, 120000342), (28, 102857436), (33, 87272976), (36, 80000228), (42, 68571624), (44, 65454732), (48, 60000171), (56, 51428718), (63, 45714416), (66, 43636488), (72, 40000114), (77, 37402704), (84, 34285812), (88, 32727366), (99, 29090992), (112, 25714359), (126, 22857208), (132, 21818244), (144, 20000057), (154, 18701352), (168, 17142906), (176, 16363683), (198, 14545496), (211, 13649328), (231, 12467568), (252, 11428604), (264, 10909122), (308, 9350676), (336, 8571453), (396, 7272748), (422, 6824664), (462, 6233784), (504, 5714302), (528, 5454561), (616, 4675338), (633, 4549776), (693, 4155856), (792, 3636374), (844, 3412332), (924, 3116892), (1008, 2857151), (1231, 2339568), (1232, 2337669), (1266, 2274888), (1386, 2077928), (1477, 1949904), (1584, 1818187), (1688, 1706166), (1848, 1558446), (1899, 1516592), (2321, 1240848), (2462, 1169784), (2532, 1137444), (2772, 1038964), (2954, 974952), (3376, 853083), (3693, 779856), (3696, 779223), (3798, 758296), (4431, 649968), (4642, 620424), (4924, 584892), (5064, 568722), (5544, 519482), (5908, 487476), (6963, 413616), (7386, 389928), (7596, 379148), (8617, 334224), (8862, 324984), (9284, 310212), (9848, 292446), (10128, 284361), (11079, 259952), (11088, 259741), (11816, 243738), (13293, 216656), (13541, 212688), (13926, 206808), (14772, 194964), (15192, 189574), (16247, 177264), (17234, 167112), (17724, 162492), (18568, 155106), (19696, 146223), (20889, 137872), (22158, 129976), (23632, 121869), (25851, 111408), (26586, 108328), (27082, 106344), (27852, 103404), (29544, 97482), (30384, 94787), (32494, 88632), (34468, 83556), (35448, 81246), (37136, 77553), (40623, 70896), (41778, 68936), (44316, 64988), (48741, 59088), (51702, 55704), (53172, 54164)]

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