About the Number

115712640

115712639 ← → 115712641

2進数表記:110111001011010001010000000

漢数字表記:一億千五百七十一万二千六百四十

素因数分解:

2 7 × 3 2 × 5 1 × 20089 1

素因数の和:20114
約数の個数: 96
約数和(自身を含む): 399590100
約数和(自身を除く): 283877460

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 20089, 40178, 60267, 80356, 100445, 120534, 160712, 180801, 200890, 241068, 301335, 321424, 361602, 401780, 482136, 602670, 642848, 723204, 803560, 904005, 964272, 1205340, 1285696, 1446408, 1607120, 1808010, 1928544, 2410680, 2571392, 2892816, 3214240, 3616020, 3857088, 4821360, 5785632, 6428480, 7232040, 7714176, 9642720, 11571264, 12856960, 14464080, 19285440, 23142528, 28928160, 38570880, 57856320, 115712640]

約数ペア:
[(1, 115712640), (2, 57856320), (3, 38570880), (4, 28928160), (5, 23142528), (6, 19285440), (8, 14464080), (9, 12856960), (10, 11571264), (12, 9642720), (15, 7714176), (16, 7232040), (18, 6428480), (20, 5785632), (24, 4821360), (30, 3857088), (32, 3616020), (36, 3214240), (40, 2892816), (45, 2571392), (48, 2410680), (60, 1928544), (64, 1808010), (72, 1607120), (80, 1446408), (90, 1285696), (96, 1205340), (120, 964272), (128, 904005), (144, 803560), (160, 723204), (180, 642848), (192, 602670), (240, 482136), (288, 401780), (320, 361602), (360, 321424), (384, 301335), (480, 241068), (576, 200890), (640, 180801), (720, 160712), (960, 120534), (1152, 100445), (1440, 80356), (1920, 60267), (2880, 40178), (5760, 20089)]

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