1227940000

素因数分解:

$2^5\times 5^4\times 7^3\times {\mathrm{179}}^1$

素因数の和:230

約数の個数: 240

約数和(自身を含む): 3542616000

約数和(自身を除く): 2314676000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 160, 175, 179, 196, 200, 224, 245, 250, 280, 343, 350, 358, 392, 400, 490, 500, 560, 625, 686, 700, 716, 784, 800, 875, 895, 980, 1000, 1120, 1225, 1250, 1253, 1372, 1400, 1432, 1568, 1715, 1750, 1790, 1960, 2000, 2450, 2500, 2506, 2744, 2800, 2864, 3430, 3500, 3580, 3920, 4000, 4375, 4475, 4900, 5000, 5012, 5488, 5600, 5728, 6125, 6265, 6860, 7000, 7160, 7840, 8575, 8750, 8771, 8950, 9800, 10000, 10024, 10976, 12250, 12530, 13720, 14000, 14320, 17150, 17500, 17542, 17900, 19600, 20000, 20048, 22375, 24500, 25060, 27440, 28000, 28640, 30625, 31325, 34300, 35000, 35084, 35800, 39200, 40096, 42875, 43855, 44750, 49000, 50120, 54880, 61250, 61397, 62650, 68600, 70000, 70168, 71600, 85750, 87710, 89500, 98000, 100240, 111875, 122500, 122794, 125300, 137200, 140000, 140336, 143200, 156625, 171500, 175420, 179000, 196000, 200480, 214375, 219275, 223750, 245000, 245588, 250600, 274400, 280672, 306985, 313250, 343000, 350840, 358000, 428750, 438550, 447500, 490000, 491176, 501200, 613970, 626500, 686000, 701680, 716000, 783125, 857500, 877100, 895000, 980000, 982352, 1002400, 1096375, 1227940, 1253000, 1372000, 1403360, 1534925, 1566250, 1715000, 1754200, 1790000, 1964704, 2192750, 2455880, 2506000, 3069850, 3132500, 3430000, 3508400, 3580000, 4385500, 4911760, 5012000, 5481875, 6139700, 6265000, 6860000, 7016800, 7674625, 8771000, 9823520, 10963750, 12279400, 12530000, 15349250, 17542000, 21927500, 24558800, 25060000, 30698500, 35084000, 38373125, 43855000, 49117600, 61397000, 76746250, 87710000, 122794000, 153492500, 175420000, 245588000, 306985000, 613970000, 1227940000]

約数ペア:

[(1, 1227940000), (2, 613970000), (4, 306985000), (5, 245588000), (7, 175420000), (8, 153492500), (10, 122794000), (14, 87710000), (16, 76746250), (20, 61397000), (25, 49117600), (28, 43855000), (32, 38373125), (35, 35084000), (40, 30698500), (49, 25060000), (50, 24558800), (56, 21927500), (70, 17542000), (80, 15349250), (98, 12530000), (100, 12279400), (112, 10963750), (125, 9823520), (140, 8771000), (160, 7674625), (175, 7016800), (179, 6860000), (196, 6265000), (200, 6139700), (224, 5481875), (245, 5012000), (250, 4911760), (280, 4385500), (343, 3580000), (350, 3508400), (358, 3430000), (392, 3132500), (400, 3069850), (490, 2506000), (500, 2455880), (560, 2192750), (625, 1964704), (686, 1790000), (700, 1754200), (716, 1715000), (784, 1566250), (800, 1534925), (875, 1403360), (895, 1372000), (980, 1253000), (1000, 1227940), (1120, 1096375), (1225, 1002400), (1250, 982352), (1253, 980000), (1372, 895000), (1400, 877100), (1432, 857500), (1568, 783125), (1715, 716000), (1750, 701680), (1790, 686000), (1960, 626500), (2000, 613970), (2450, 501200), (2500, 491176), (2506, 490000), (2744, 447500), (2800, 438550), (2864, 428750), (3430, 358000), (3500, 350840), (3580, 343000), (3920, 313250), (4000, 306985), (4375, 280672), (4475, 274400), (4900, 250600), (5000, 245588), (5012, 245000), (5488, 223750), (5600, 219275), (5728, 214375), (6125, 200480), (6265, 196000), (6860, 179000), (7000, 175420), (7160, 171500), (7840, 156625), (8575, 143200), (8750, 140336), (8771, 140000), (8950, 137200), (9800, 125300), (10000, 122794), (10024, 122500), (10976, 111875), (12250, 100240), (12530, 98000), (13720, 89500), (14000, 87710), (14320, 85750), (17150, 71600), (17500, 70168), (17542, 70000), (17900, 68600), (19600, 62650), (20000, 61397), (20048, 61250), (22375, 54880), (24500, 50120), (25060, 49000), (27440, 44750), (28000, 43855), (28640, 42875), (30625, 40096), (31325, 39200), (34300, 35800), (35000, 35084)]