About the Number

128446992

128446991 ← → 128446993

2進数表記:111101001111111001000010000

漢数字表記:一億二千八百四十四万六千九百九十二

素因数分解:

2 4 × 3 3 × 19 1 × 15649 1

素因数の和:15685
約数の個数: 80
約数和(自身を含む): 388120000
約数和(自身を除く): 259673008

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 108, 114, 144, 152, 171, 216, 228, 304, 342, 432, 456, 513, 684, 912, 1026, 1368, 2052, 2736, 4104, 8208, 15649, 31298, 46947, 62596, 93894, 125192, 140841, 187788, 250384, 281682, 297331, 375576, 422523, 563364, 594662, 751152, 845046, 891993, 1126728, 1189324, 1690092, 1783986, 2253456, 2378648, 2675979, 3380184, 3567972, 4757296, 5351958, 6760368, 7135944, 8027937, 10703916, 14271888, 16055874, 21407832, 32111748, 42815664, 64223496, 128446992]

約数ペア:
[(1, 128446992), (2, 64223496), (3, 42815664), (4, 32111748), (6, 21407832), (8, 16055874), (9, 14271888), (12, 10703916), (16, 8027937), (18, 7135944), (19, 6760368), (24, 5351958), (27, 4757296), (36, 3567972), (38, 3380184), (48, 2675979), (54, 2378648), (57, 2253456), (72, 1783986), (76, 1690092), (108, 1189324), (114, 1126728), (144, 891993), (152, 845046), (171, 751152), (216, 594662), (228, 563364), (304, 422523), (342, 375576), (432, 297331), (456, 281682), (513, 250384), (684, 187788), (912, 140841), (1026, 125192), (1368, 93894), (2052, 62596), (2736, 46947), (4104, 31298), (8208, 15649)]

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