81474000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{367}}^1$

素因数の和:430

約数の個数: 160

約数和(自身を含む): 270506496

約数和(自身を除く): 189032496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 37, 40, 48, 50, 60, 74, 75, 80, 100, 111, 120, 125, 148, 150, 185, 200, 222, 240, 250, 296, 300, 367, 370, 375, 400, 444, 500, 555, 592, 600, 734, 740, 750, 888, 925, 1000, 1101, 1110, 1200, 1468, 1480, 1500, 1776, 1835, 1850, 2000, 2202, 2220, 2775, 2936, 2960, 3000, 3670, 3700, 4404, 4440, 4625, 5505, 5550, 5872, 6000, 7340, 7400, 8808, 8880, 9175, 9250, 11010, 11100, 13579, 13875, 14680, 14800, 17616, 18350, 18500, 22020, 22200, 27158, 27525, 27750, 29360, 36700, 37000, 40737, 44040, 44400, 45875, 54316, 55050, 55500, 67895, 73400, 74000, 81474, 88080, 91750, 108632, 110100, 111000, 135790, 137625, 146800, 162948, 183500, 203685, 217264, 220200, 222000, 271580, 275250, 325896, 339475, 367000, 407370, 440400, 543160, 550500, 651792, 678950, 734000, 814740, 1018425, 1086320, 1101000, 1357900, 1629480, 1697375, 2036850, 2202000, 2715800, 3258960, 3394750, 4073700, 5092125, 5431600, 6789500, 8147400, 10184250, 13579000, 16294800, 20368500, 27158000, 40737000, 81474000]

約数ペア:

[(1, 81474000), (2, 40737000), (3, 27158000), (4, 20368500), (5, 16294800), (6, 13579000), (8, 10184250), (10, 8147400), (12, 6789500), (15, 5431600), (16, 5092125), (20, 4073700), (24, 3394750), (25, 3258960), (30, 2715800), (37, 2202000), (40, 2036850), (48, 1697375), (50, 1629480), (60, 1357900), (74, 1101000), (75, 1086320), (80, 1018425), (100, 814740), (111, 734000), (120, 678950), (125, 651792), (148, 550500), (150, 543160), (185, 440400), (200, 407370), (222, 367000), (240, 339475), (250, 325896), (296, 275250), (300, 271580), (367, 222000), (370, 220200), (375, 217264), (400, 203685), (444, 183500), (500, 162948), (555, 146800), (592, 137625), (600, 135790), (734, 111000), (740, 110100), (750, 108632), (888, 91750), (925, 88080), (1000, 81474), (1101, 74000), (1110, 73400), (1200, 67895), (1468, 55500), (1480, 55050), (1500, 54316), (1776, 45875), (1835, 44400), (1850, 44040), (2000, 40737), (2202, 37000), (2220, 36700), (2775, 29360), (2936, 27750), (2960, 27525), (3000, 27158), (3670, 22200), (3700, 22020), (4404, 18500), (4440, 18350), (4625, 17616), (5505, 14800), (5550, 14680), (5872, 13875), (6000, 13579), (7340, 11100), (7400, 11010), (8808, 9250), (8880, 9175)]