218505000

素因数分解:

$2^3\times 3^1\times 5^4\times 7^1\times {\mathrm{2081}}^1$

素因数の和:2117

約数の個数: 160

約数和(自身を含む): 780500160

約数和(自身を除く): 561995160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 125, 140, 150, 168, 175, 200, 210, 250, 280, 300, 350, 375, 420, 500, 525, 600, 625, 700, 750, 840, 875, 1000, 1050, 1250, 1400, 1500, 1750, 1875, 2081, 2100, 2500, 2625, 3000, 3500, 3750, 4162, 4200, 4375, 5000, 5250, 6243, 7000, 7500, 8324, 8750, 10405, 10500, 12486, 13125, 14567, 15000, 16648, 17500, 20810, 21000, 24972, 26250, 29134, 31215, 35000, 41620, 43701, 49944, 52025, 52500, 58268, 62430, 72835, 83240, 87402, 104050, 105000, 116536, 124860, 145670, 156075, 174804, 208100, 218505, 249720, 260125, 291340, 312150, 349608, 364175, 416200, 437010, 520250, 582680, 624300, 728350, 780375, 874020, 1040500, 1092525, 1248600, 1300625, 1456700, 1560750, 1748040, 1820875, 2081000, 2185050, 2601250, 2913400, 3121500, 3641750, 3901875, 4370100, 5202500, 5462625, 6243000, 7283500, 7803750, 8740200, 9104375, 10405000, 10925250, 14567000, 15607500, 18208750, 21850500, 27313125, 31215000, 36417500, 43701000, 54626250, 72835000, 109252500, 218505000]

約数ペア:

[(1, 218505000), (2, 109252500), (3, 72835000), (4, 54626250), (5, 43701000), (6, 36417500), (7, 31215000), (8, 27313125), (10, 21850500), (12, 18208750), (14, 15607500), (15, 14567000), (20, 10925250), (21, 10405000), (24, 9104375), (25, 8740200), (28, 7803750), (30, 7283500), (35, 6243000), (40, 5462625), (42, 5202500), (50, 4370100), (56, 3901875), (60, 3641750), (70, 3121500), (75, 2913400), (84, 2601250), (100, 2185050), (105, 2081000), (120, 1820875), (125, 1748040), (140, 1560750), (150, 1456700), (168, 1300625), (175, 1248600), (200, 1092525), (210, 1040500), (250, 874020), (280, 780375), (300, 728350), (350, 624300), (375, 582680), (420, 520250), (500, 437010), (525, 416200), (600, 364175), (625, 349608), (700, 312150), (750, 291340), (840, 260125), (875, 249720), (1000, 218505), (1050, 208100), (1250, 174804), (1400, 156075), (1500, 145670), (1750, 124860), (1875, 116536), (2081, 105000), (2100, 104050), (2500, 87402), (2625, 83240), (3000, 72835), (3500, 62430), (3750, 58268), (4162, 52500), (4200, 52025), (4375, 49944), (5000, 43701), (5250, 41620), (6243, 35000), (7000, 31215), (7500, 29134), (8324, 26250), (8750, 24972), (10405, 21000), (10500, 20810), (12486, 17500), (13125, 16648), (14567, 15000)]