About the Number

1297240272

1297240271 ← → 1297240273

2進数表記:1001101010100100101000011010000

漢数字表記:十二億九千七百二十四万二百七十二

素因数分解:

2 4 × 3 4 × 197 1 × 5081 1

素因数の和:5298
約数の個数: 100
約数和(自身を含む): 3774391236
約数和(自身を除く): 2477150964

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 197, 216, 324, 394, 432, 591, 648, 788, 1182, 1296, 1576, 1773, 2364, 3152, 3546, 4728, 5081, 5319, 7092, 9456, 10162, 10638, 14184, 15243, 15957, 20324, 21276, 28368, 30486, 31914, 40648, 42552, 45729, 60972, 63828, 81296, 85104, 91458, 121944, 127656, 137187, 182916, 243888, 255312, 274374, 365832, 411561, 548748, 731664, 823122, 1000957, 1097496, 1646244, 2001914, 2194992, 3002871, 3292488, 4003828, 6005742, 6584976, 8007656, 9008613, 12011484, 16015312, 18017226, 24022968, 27025839, 36034452, 48045936, 54051678, 72068904, 81077517, 108103356, 144137808, 162155034, 216206712, 324310068, 432413424, 648620136, 1297240272]

約数ペア:
[(1, 1297240272), (2, 648620136), (3, 432413424), (4, 324310068), (6, 216206712), (8, 162155034), (9, 144137808), (12, 108103356), (16, 81077517), (18, 72068904), (24, 54051678), (27, 48045936), (36, 36034452), (48, 27025839), (54, 24022968), (72, 18017226), (81, 16015312), (108, 12011484), (144, 9008613), (162, 8007656), (197, 6584976), (216, 6005742), (324, 4003828), (394, 3292488), (432, 3002871), (591, 2194992), (648, 2001914), (788, 1646244), (1182, 1097496), (1296, 1000957), (1576, 823122), (1773, 731664), (2364, 548748), (3152, 411561), (3546, 365832), (4728, 274374), (5081, 255312), (5319, 243888), (7092, 182916), (9456, 137187), (10162, 127656), (10638, 121944), (14184, 91458), (15243, 85104), (15957, 81296), (20324, 63828), (21276, 60972), (28368, 45729), (30486, 42552), (31914, 40648)]

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