About the Number

129985920

129985919 ← → 129985921

2進数表記:111101111110110110110000000

漢数字表記:一億二千九百九十八万五千九百二十

素因数分解:

2 7 × 3 2 × 5 1 × 22567 1

素因数の和:22592
約数の個数: 96
約数和(自身を含む): 448877520
約数和(自身を除く): 318891600

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, 22567, 45134, 67701, 90268, 112835, 135402, 180536, 203103, 225670, 270804, 338505, 361072, 406206, 451340, 541608, 677010, 722144, 812412, 902680, 1015515, 1083216, 1354020, 1444288, 1624824, 1805360, 2031030, 2166432, 2708040, 2888576, 3249648, 3610720, 4062060, 4332864, 5416080, 6499296, 7221440, 8124120, 8665728, 10832160, 12998592, 14442880, 16248240, 21664320, 25997184, 32496480, 43328640, 64992960, 129985920]

約数ペア:
[(1, 129985920), (2, 64992960), (3, 43328640), (4, 32496480), (5, 25997184), (6, 21664320), (8, 16248240), (9, 14442880), (10, 12998592), (12, 10832160), (15, 8665728), (16, 8124120), (18, 7221440), (20, 6499296), (24, 5416080), (30, 4332864), (32, 4062060), (36, 3610720), (40, 3249648), (45, 2888576), (48, 2708040), (60, 2166432), (64, 2031030), (72, 1805360), (80, 1624824), (90, 1444288), (96, 1354020), (120, 1083216), (128, 1015515), (144, 902680), (160, 812412), (180, 722144), (192, 677010), (240, 541608), (288, 451340), (320, 406206), (360, 361072), (384, 338505), (480, 270804), (576, 225670), (640, 203103), (720, 180536), (960, 135402), (1152, 112835), (1440, 90268), (1920, 67701), (2880, 45134), (5760, 22567)]

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