81141000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:121

約数の個数: 256

約数和(自身を含む): 281698560

約数和(自身を除く): 200557560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 25, 30, 34, 37, 40, 43, 50, 51, 60, 68, 74, 75, 85, 86, 100, 102, 111, 120, 125, 129, 136, 148, 150, 170, 172, 185, 200, 204, 215, 222, 250, 255, 258, 296, 300, 340, 344, 370, 375, 408, 425, 430, 444, 500, 510, 516, 555, 600, 629, 645, 680, 731, 740, 750, 850, 860, 888, 925, 1000, 1020, 1032, 1075, 1110, 1258, 1275, 1290, 1462, 1480, 1500, 1591, 1700, 1720, 1850, 1887, 2040, 2125, 2150, 2193, 2220, 2516, 2550, 2580, 2775, 2924, 3000, 3145, 3182, 3225, 3400, 3655, 3700, 3774, 4250, 4300, 4386, 4440, 4625, 4773, 5032, 5100, 5160, 5375, 5550, 5848, 6290, 6364, 6375, 6450, 7310, 7400, 7548, 7955, 8500, 8600, 8772, 9250, 9435, 9546, 10200, 10750, 10965, 11100, 12580, 12728, 12750, 12900, 13875, 14620, 15096, 15725, 15910, 16125, 17000, 17544, 18275, 18500, 18870, 19092, 21500, 21930, 22200, 23865, 25160, 25500, 25800, 27047, 27750, 29240, 31450, 31820, 32250, 36550, 37000, 37740, 38184, 39775, 43000, 43860, 47175, 47730, 51000, 54094, 54825, 55500, 62900, 63640, 64500, 73100, 75480, 78625, 79550, 81141, 87720, 91375, 94350, 95460, 108188, 109650, 111000, 119325, 125800, 129000, 135235, 146200, 157250, 159100, 162282, 182750, 188700, 190920, 198875, 216376, 219300, 235875, 238650, 270470, 274125, 314500, 318200, 324564, 365500, 377400, 397750, 405705, 438600, 471750, 477300, 540940, 548250, 596625, 629000, 649128, 676175, 731000, 795500, 811410, 943500, 954600, 1081880, 1096500, 1193250, 1352350, 1591000, 1622820, 1887000, 2028525, 2193000, 2386500, 2704700, 3245640, 3380875, 4057050, 4773000, 5409400, 6761750, 8114100, 10142625, 13523500, 16228200, 20285250, 27047000, 40570500, 81141000]

約数ペア:

[(1, 81141000), (2, 40570500), (3, 27047000), (4, 20285250), (5, 16228200), (6, 13523500), (8, 10142625), (10, 8114100), (12, 6761750), (15, 5409400), (17, 4773000), (20, 4057050), (24, 3380875), (25, 3245640), (30, 2704700), (34, 2386500), (37, 2193000), (40, 2028525), (43, 1887000), (50, 1622820), (51, 1591000), (60, 1352350), (68, 1193250), (74, 1096500), (75, 1081880), (85, 954600), (86, 943500), (100, 811410), (102, 795500), (111, 731000), (120, 676175), (125, 649128), (129, 629000), (136, 596625), (148, 548250), (150, 540940), (170, 477300), (172, 471750), (185, 438600), (200, 405705), (204, 397750), (215, 377400), (222, 365500), (250, 324564), (255, 318200), (258, 314500), (296, 274125), (300, 270470), (340, 238650), (344, 235875), (370, 219300), (375, 216376), (408, 198875), (425, 190920), (430, 188700), (444, 182750), (500, 162282), (510, 159100), (516, 157250), (555, 146200), (600, 135235), (629, 129000), (645, 125800), (680, 119325), (731, 111000), (740, 109650), (750, 108188), (850, 95460), (860, 94350), (888, 91375), (925, 87720), (1000, 81141), (1020, 79550), (1032, 78625), (1075, 75480), (1110, 73100), (1258, 64500), (1275, 63640), (1290, 62900), (1462, 55500), (1480, 54825), (1500, 54094), (1591, 51000), (1700, 47730), (1720, 47175), (1850, 43860), (1887, 43000), (2040, 39775), (2125, 38184), (2150, 37740), (2193, 37000), (2220, 36550), (2516, 32250), (2550, 31820), (2580, 31450), (2775, 29240), (2924, 27750), (3000, 27047), (3145, 25800), (3182, 25500), (3225, 25160), (3400, 23865), (3655, 22200), (3700, 21930), (3774, 21500), (4250, 19092), (4300, 18870), (4386, 18500), (4440, 18275), (4625, 17544), (4773, 17000), (5032, 16125), (5100, 15910), (5160, 15725), (5375, 15096), (5550, 14620), (5848, 13875), (6290, 12900), (6364, 12750), (6375, 12728), (6450, 12580), (7310, 11100), (7400, 10965), (7548, 10750), (7955, 10200), (8500, 9546), (8600, 9435), (8772, 9250)]