About the Number

130805280

130805279 ← → 130805281

2進数表記:111110010111110111000100000

漢数字表記:一億三千八十万五千二百八十

素因数分解:

2 5 × 3 4 × 5 1 × 10093 1

素因数の和:10120
約数の個数: 120
約数和(自身を含む): 461679372
約数和(自身を除く): 330874092

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 10093, 12960, 20186, 30279, 40372, 50465, 60558, 80744, 90837, 100930, 121116, 151395, 161488, 181674, 201860, 242232, 272511, 302790, 322976, 363348, 403720, 454185, 484464, 545022, 605580, 726696, 807440, 817533, 908370, 968928, 1090044, 1211160, 1362555, 1453392, 1614880, 1635066, 1816740, 2180088, 2422320, 2725110, 2906784, 3270132, 3633480, 4087665, 4360176, 4844640, 5450220, 6540264, 7266960, 8175330, 8720352, 10900440, 13080528, 14533920, 16350660, 21800880, 26161056, 32701320, 43601760, 65402640, 130805280]

約数ペア:
[(1, 130805280), (2, 65402640), (3, 43601760), (4, 32701320), (5, 26161056), (6, 21800880), (8, 16350660), (9, 14533920), (10, 13080528), (12, 10900440), (15, 8720352), (16, 8175330), (18, 7266960), (20, 6540264), (24, 5450220), (27, 4844640), (30, 4360176), (32, 4087665), (36, 3633480), (40, 3270132), (45, 2906784), (48, 2725110), (54, 2422320), (60, 2180088), (72, 1816740), (80, 1635066), (81, 1614880), (90, 1453392), (96, 1362555), (108, 1211160), (120, 1090044), (135, 968928), (144, 908370), (160, 817533), (162, 807440), (180, 726696), (216, 605580), (240, 545022), (270, 484464), (288, 454185), (324, 403720), (360, 363348), (405, 322976), (432, 302790), (480, 272511), (540, 242232), (648, 201860), (720, 181674), (810, 161488), (864, 151395), (1080, 121116), (1296, 100930), (1440, 90837), (1620, 80744), (2160, 60558), (2592, 50465), (3240, 40372), (4320, 30279), (6480, 20186), (10093, 12960)]

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