About the Number

272987400

272987399 ← → 272987401

2進数表記:10000010001010111010100001000

漢数字表記:二億七千二百九十八万七千四百

素因数分解:

2 3 × 3 1 × 5 2 × 7 1 × 64997 1

素因数の和:65023
約数の個数: 96
約数和(自身を含む): 967170240
約数和(自身を除く): 694182840

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 140, 150, 168, 175, 200, 210, 280, 300, 350, 420, 525, 600, 700, 840, 1050, 1400, 2100, 4200, 64997, 129994, 194991, 259988, 324985, 389982, 454979, 519976, 649970, 779964, 909958, 974955, 1299940, 1364937, 1559928, 1624925, 1819916, 1949910, 2274895, 2599880, 2729874, 3249850, 3639832, 3899820, 4549790, 4874775, 5459748, 6499700, 6824685, 7799640, 9099580, 9749550, 10919496, 11374475, 12999400, 13649370, 18199160, 19499100, 22748950, 27298740, 34123425, 38998200, 45497900, 54597480, 68246850, 90995800, 136493700, 272987400]

約数ペア:
[(1, 272987400), (2, 136493700), (3, 90995800), (4, 68246850), (5, 54597480), (6, 45497900), (7, 38998200), (8, 34123425), (10, 27298740), (12, 22748950), (14, 19499100), (15, 18199160), (20, 13649370), (21, 12999400), (24, 11374475), (25, 10919496), (28, 9749550), (30, 9099580), (35, 7799640), (40, 6824685), (42, 6499700), (50, 5459748), (56, 4874775), (60, 4549790), (70, 3899820), (75, 3639832), (84, 3249850), (100, 2729874), (105, 2599880), (120, 2274895), (140, 1949910), (150, 1819916), (168, 1624925), (175, 1559928), (200, 1364937), (210, 1299940), (280, 974955), (300, 909958), (350, 779964), (420, 649970), (525, 519976), (600, 454979), (700, 389982), (840, 324985), (1050, 259988), (1400, 194991), (2100, 129994), (4200, 64997)]

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