About the Number

218980160

218980159 ← → 218980161

2進数表記:1101000011010101111101000000

漢数字表記:二億千八百九十八万百六十

素因数分解:

2 6 × 5 1 × 7 1 × 29 1 × 3371 1

素因数の和:3424
約数の個数: 112
約数和(自身を含む): 616671360
約数和(自身を除く): 397691200

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 140, 145, 160, 203, 224, 232, 280, 290, 320, 406, 448, 464, 560, 580, 812, 928, 1015, 1120, 1160, 1624, 1856, 2030, 2240, 2320, 3248, 3371, 4060, 4640, 6496, 6742, 8120, 9280, 12992, 13484, 16240, 16855, 23597, 26968, 32480, 33710, 47194, 53936, 64960, 67420, 94388, 97759, 107872, 117985, 134840, 188776, 195518, 215744, 235970, 269680, 377552, 391036, 471940, 488795, 539360, 684313, 755104, 782072, 943880, 977590, 1078720, 1368626, 1510208, 1564144, 1887760, 1955180, 2737252, 3128288, 3421565, 3775520, 3910360, 5474504, 6256576, 6843130, 7551040, 7820720, 10949008, 13686260, 15641440, 21898016, 27372520, 31282880, 43796032, 54745040, 109490080, 218980160]

約数ペア:
[(1, 218980160), (2, 109490080), (4, 54745040), (5, 43796032), (7, 31282880), (8, 27372520), (10, 21898016), (14, 15641440), (16, 13686260), (20, 10949008), (28, 7820720), (29, 7551040), (32, 6843130), (35, 6256576), (40, 5474504), (56, 3910360), (58, 3775520), (64, 3421565), (70, 3128288), (80, 2737252), (112, 1955180), (116, 1887760), (140, 1564144), (145, 1510208), (160, 1368626), (203, 1078720), (224, 977590), (232, 943880), (280, 782072), (290, 755104), (320, 684313), (406, 539360), (448, 488795), (464, 471940), (560, 391036), (580, 377552), (812, 269680), (928, 235970), (1015, 215744), (1120, 195518), (1160, 188776), (1624, 134840), (1856, 117985), (2030, 107872), (2240, 97759), (2320, 94388), (3248, 67420), (3371, 64960), (4060, 53936), (4640, 47194), (6496, 33710), (6742, 32480), (8120, 26968), (9280, 23597), (12992, 16855), (13484, 16240)]

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