About the Number

428078208

428078207 ← → 428078209

2進数表記:11001100000111111010010000000

漢数字表記:四億二千八百七万八千二百八

素因数分解:

2 7 × 3 1 × 19 1 × 23 1 × 2551 1

素因数の和:2610
約数の個数: 128
約数和(自身を含む): 1249459200
約数和(自身を除く): 821380992

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 32, 38, 46, 48, 57, 64, 69, 76, 92, 96, 114, 128, 138, 152, 184, 192, 228, 276, 304, 368, 384, 437, 456, 552, 608, 736, 874, 912, 1104, 1216, 1311, 1472, 1748, 1824, 2208, 2432, 2551, 2622, 2944, 3496, 3648, 4416, 5102, 5244, 6992, 7296, 7653, 8832, 10204, 10488, 13984, 15306, 20408, 20976, 27968, 30612, 40816, 41952, 48469, 55936, 58673, 61224, 81632, 83904, 96938, 117346, 122448, 145407, 163264, 167808, 176019, 193876, 234692, 244896, 290814, 326528, 352038, 387752, 469384, 489792, 581628, 704076, 775504, 938768, 979584, 1114787, 1163256, 1408152, 1551008, 1877536, 2229574, 2326512, 2816304, 3102016, 3344361, 3755072, 4459148, 4653024, 5632608, 6204032, 6688722, 7510144, 8918296, 9306048, 11265216, 13377444, 17836592, 18612096, 22530432, 26754888, 35673184, 53509776, 71346368, 107019552, 142692736, 214039104, 428078208]

約数ペア:
[(1, 428078208), (2, 214039104), (3, 142692736), (4, 107019552), (6, 71346368), (8, 53509776), (12, 35673184), (16, 26754888), (19, 22530432), (23, 18612096), (24, 17836592), (32, 13377444), (38, 11265216), (46, 9306048), (48, 8918296), (57, 7510144), (64, 6688722), (69, 6204032), (76, 5632608), (92, 4653024), (96, 4459148), (114, 3755072), (128, 3344361), (138, 3102016), (152, 2816304), (184, 2326512), (192, 2229574), (228, 1877536), (276, 1551008), (304, 1408152), (368, 1163256), (384, 1114787), (437, 979584), (456, 938768), (552, 775504), (608, 704076), (736, 581628), (874, 489792), (912, 469384), (1104, 387752), (1216, 352038), (1311, 326528), (1472, 290814), (1748, 244896), (1824, 234692), (2208, 193876), (2432, 176019), (2551, 167808), (2622, 163264), (2944, 145407), (3496, 122448), (3648, 117346), (4416, 96938), (5102, 83904), (5244, 81632), (6992, 61224), (7296, 58673), (7653, 55936), (8832, 48469), (10204, 41952), (10488, 40816), (13984, 30612), (15306, 27968), (20408, 20976)]

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