About the Number
1231420920
2進数表記:1001001011001011111110111111000
漢数字表記:十二億三千百四十二万九百二十
素因数分解:
素因数の和:2789
約数の個数: 128
約数和(自身を含む): 3878668800
約数和(自身を除く): 2647247880
約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 173, 184, 230, 276, 345, 346, 460, 519, 552, 690, 692, 865, 920, 1038, 1380, 1384, 1730, 2076, 2579, 2595, 2760, 3460, 3979, 4152, 5158, 5190, 6920, 7737, 7958, 10316, 10380, 11937, 12895, 15474, 15916, 19895, 20632, 20760, 23874, 25790, 30948, 31832, 38685, 39790, 47748, 51580, 59317, 59685, 61896, 77370, 79580, 95496, 103160, 118634, 119370, 154740, 159160, 177951, 237268, 238740, 296585, 309480, 355902, 446167, 474536, 477480, 593170, 711804, 889755, 892334, 1186340, 1338501, 1423608, 1779510, 1784668, 2230835, 2372680, 2677002, 3559020, 3569336, 4461670, 5354004, 6692505, 7118040, 8923340, 10261841, 10708008, 13385010, 17846680, 20523682, 26770020, 30785523, 41047364, 51309205, 53540040, 61571046, 82094728, 102618410, 123142092, 153927615, 205236820, 246284184, 307855230, 410473640, 615710460, 1231420920]
約数ペア:
[(1, 1231420920), (2, 615710460), (3, 410473640), (4, 307855230), (5, 246284184), (6, 205236820), (8, 153927615), (10, 123142092), (12, 102618410), (15, 82094728), (20, 61571046), (23, 53540040), (24, 51309205), (30, 41047364), (40, 30785523), (46, 26770020), (60, 20523682), (69, 17846680), (92, 13385010), (115, 10708008), (120, 10261841), (138, 8923340), (173, 7118040), (184, 6692505), (230, 5354004), (276, 4461670), (345, 3569336), (346, 3559020), (460, 2677002), (519, 2372680), (552, 2230835), (690, 1784668), (692, 1779510), (865, 1423608), (920, 1338501), (1038, 1186340), (1380, 892334), (1384, 889755), (1730, 711804), (2076, 593170), (2579, 477480), (2595, 474536), (2760, 446167), (3460, 355902), (3979, 309480), (4152, 296585), (5158, 238740), (5190, 237268), (6920, 177951), (7737, 159160), (7958, 154740), (10316, 119370), (10380, 118634), (11937, 103160), (12895, 95496), (15474, 79580), (15916, 77370), (19895, 61896), (20632, 59685), (20760, 59317), (23874, 51580), (25790, 47748), (30948, 39790), (31832, 38685)]このpageの処理時間: 0.13053250312805176 seconds