81472500

素因数分解:

$2^2\times 3^3\times 5^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:121

約数の個数: 240

約数和(自身を含む): 283409280

約数和(自身を除く): 201936780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 27, 30, 34, 36, 45, 50, 51, 54, 60, 68, 71, 75, 85, 90, 100, 102, 108, 125, 135, 142, 150, 153, 170, 180, 204, 213, 225, 250, 255, 270, 284, 300, 306, 340, 355, 375, 425, 426, 450, 459, 500, 510, 540, 612, 625, 639, 675, 710, 750, 765, 850, 852, 900, 918, 1020, 1065, 1125, 1207, 1250, 1275, 1278, 1350, 1420, 1500, 1530, 1700, 1775, 1836, 1875, 1917, 2125, 2130, 2250, 2295, 2414, 2500, 2550, 2556, 2700, 3060, 3195, 3375, 3550, 3621, 3750, 3825, 3834, 4250, 4260, 4500, 4590, 4828, 5100, 5325, 5625, 6035, 6375, 6390, 6750, 7100, 7242, 7500, 7650, 7668, 8500, 8875, 9180, 9585, 10625, 10650, 10863, 11250, 11475, 12070, 12750, 12780, 13500, 14484, 15300, 15975, 16875, 17750, 18105, 19125, 19170, 21250, 21300, 21726, 22500, 22950, 24140, 25500, 26625, 30175, 31875, 31950, 32589, 33750, 35500, 36210, 38250, 38340, 42500, 43452, 44375, 45900, 47925, 53250, 54315, 57375, 60350, 63750, 63900, 65178, 67500, 72420, 76500, 79875, 88750, 90525, 95625, 95850, 106500, 108630, 114750, 120700, 127500, 130356, 133125, 150875, 159750, 162945, 177500, 181050, 191250, 191700, 217260, 229500, 239625, 266250, 271575, 286875, 301750, 319500, 325890, 362100, 382500, 399375, 452625, 479250, 532500, 543150, 573750, 603500, 651780, 754375, 798750, 814725, 905250, 958500, 1086300, 1147500, 1198125, 1357875, 1508750, 1597500, 1629450, 1810500, 2263125, 2396250, 2715750, 3017500, 3258900, 4073625, 4526250, 4792500, 5431500, 6789375, 8147250, 9052500, 13578750, 16294500, 20368125, 27157500, 40736250, 81472500]

約数ペア:

[(1, 81472500), (2, 40736250), (3, 27157500), (4, 20368125), (5, 16294500), (6, 13578750), (9, 9052500), (10, 8147250), (12, 6789375), (15, 5431500), (17, 4792500), (18, 4526250), (20, 4073625), (25, 3258900), (27, 3017500), (30, 2715750), (34, 2396250), (36, 2263125), (45, 1810500), (50, 1629450), (51, 1597500), (54, 1508750), (60, 1357875), (68, 1198125), (71, 1147500), (75, 1086300), (85, 958500), (90, 905250), (100, 814725), (102, 798750), (108, 754375), (125, 651780), (135, 603500), (142, 573750), (150, 543150), (153, 532500), (170, 479250), (180, 452625), (204, 399375), (213, 382500), (225, 362100), (250, 325890), (255, 319500), (270, 301750), (284, 286875), (300, 271575), (306, 266250), (340, 239625), (355, 229500), (375, 217260), (425, 191700), (426, 191250), (450, 181050), (459, 177500), (500, 162945), (510, 159750), (540, 150875), (612, 133125), (625, 130356), (639, 127500), (675, 120700), (710, 114750), (750, 108630), (765, 106500), (850, 95850), (852, 95625), (900, 90525), (918, 88750), (1020, 79875), (1065, 76500), (1125, 72420), (1207, 67500), (1250, 65178), (1275, 63900), (1278, 63750), (1350, 60350), (1420, 57375), (1500, 54315), (1530, 53250), (1700, 47925), (1775, 45900), (1836, 44375), (1875, 43452), (1917, 42500), (2125, 38340), (2130, 38250), (2250, 36210), (2295, 35500), (2414, 33750), (2500, 32589), (2550, 31950), (2556, 31875), (2700, 30175), (3060, 26625), (3195, 25500), (3375, 24140), (3550, 22950), (3621, 22500), (3750, 21726), (3825, 21300), (3834, 21250), (4250, 19170), (4260, 19125), (4500, 18105), (4590, 17750), (4828, 16875), (5100, 15975), (5325, 15300), (5625, 14484), (6035, 13500), (6375, 12780), (6390, 12750), (6750, 12070), (7100, 11475), (7242, 11250), (7500, 10863), (7650, 10650), (7668, 10625), (8500, 9585), (8875, 9180)]