About the Number

204386400

204386399 ← → 204386401

2進数表記:1100001011101011000001100000

漢数字表記:二億四百三十八万六千四百

素因数分解:

2 5 × 3 2 × 5 2 × 28387 1

素因数の和:28413
約数の個数: 108
約数和(自身を含む): 720742932
約数和(自身を除く): 516356532

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 96, 100, 120, 144, 150, 160, 180, 200, 225, 240, 288, 300, 360, 400, 450, 480, 600, 720, 800, 900, 1200, 1440, 1800, 2400, 3600, 7200, 28387, 56774, 85161, 113548, 141935, 170322, 227096, 255483, 283870, 340644, 425805, 454192, 510966, 567740, 681288, 709675, 851610, 908384, 1021932, 1135480, 1277415, 1362576, 1419350, 1703220, 2043864, 2129025, 2270960, 2554830, 2725152, 2838700, 3406440, 4087728, 4258050, 4541920, 5109660, 5677400, 6387075, 6812880, 8175456, 8516100, 10219320, 11354800, 12774150, 13625760, 17032200, 20438640, 22709600, 25548300, 34064400, 40877280, 51096600, 68128800, 102193200, 204386400]

約数ペア:
[(1, 204386400), (2, 102193200), (3, 68128800), (4, 51096600), (5, 40877280), (6, 34064400), (8, 25548300), (9, 22709600), (10, 20438640), (12, 17032200), (15, 13625760), (16, 12774150), (18, 11354800), (20, 10219320), (24, 8516100), (25, 8175456), (30, 6812880), (32, 6387075), (36, 5677400), (40, 5109660), (45, 4541920), (48, 4258050), (50, 4087728), (60, 3406440), (72, 2838700), (75, 2725152), (80, 2554830), (90, 2270960), (96, 2129025), (100, 2043864), (120, 1703220), (144, 1419350), (150, 1362576), (160, 1277415), (180, 1135480), (200, 1021932), (225, 908384), (240, 851610), (288, 709675), (300, 681288), (360, 567740), (400, 510966), (450, 454192), (480, 425805), (600, 340644), (720, 283870), (800, 255483), (900, 227096), (1200, 170322), (1440, 141935), (1800, 113548), (2400, 85161), (3600, 56774), (7200, 28387)]

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