318750000

素因数分解:

$2^4\times 3^1\times 5^8\times {\mathrm{17}}^1$

素因数の和:68

約数の個数: 180

約数和(自身を含む): 1089843192

約数和(自身を除く): 771093192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 34, 40, 48, 50, 51, 60, 68, 75, 80, 85, 100, 102, 120, 125, 136, 150, 170, 200, 204, 240, 250, 255, 272, 300, 340, 375, 400, 408, 425, 500, 510, 600, 625, 680, 750, 816, 850, 1000, 1020, 1200, 1250, 1275, 1360, 1500, 1700, 1875, 2000, 2040, 2125, 2500, 2550, 3000, 3125, 3400, 3750, 4080, 4250, 5000, 5100, 6000, 6250, 6375, 6800, 7500, 8500, 9375, 10000, 10200, 10625, 12500, 12750, 15000, 15625, 17000, 18750, 20400, 21250, 25000, 25500, 30000, 31250, 31875, 34000, 37500, 42500, 46875, 50000, 51000, 53125, 62500, 63750, 75000, 78125, 85000, 93750, 102000, 106250, 125000, 127500, 150000, 156250, 159375, 170000, 187500, 212500, 234375, 250000, 255000, 265625, 312500, 318750, 375000, 390625, 425000, 468750, 510000, 531250, 625000, 637500, 750000, 781250, 796875, 850000, 937500, 1062500, 1171875, 1250000, 1275000, 1328125, 1562500, 1593750, 1875000, 2125000, 2343750, 2550000, 2656250, 3125000, 3187500, 3750000, 3984375, 4250000, 4687500, 5312500, 6250000, 6375000, 6640625, 7968750, 9375000, 10625000, 12750000, 13281250, 15937500, 18750000, 19921875, 21250000, 26562500, 31875000, 39843750, 53125000, 63750000, 79687500, 106250000, 159375000, 318750000]

約数ペア:

[(1, 318750000), (2, 159375000), (3, 106250000), (4, 79687500), (5, 63750000), (6, 53125000), (8, 39843750), (10, 31875000), (12, 26562500), (15, 21250000), (16, 19921875), (17, 18750000), (20, 15937500), (24, 13281250), (25, 12750000), (30, 10625000), (34, 9375000), (40, 7968750), (48, 6640625), (50, 6375000), (51, 6250000), (60, 5312500), (68, 4687500), (75, 4250000), (80, 3984375), (85, 3750000), (100, 3187500), (102, 3125000), (120, 2656250), (125, 2550000), (136, 2343750), (150, 2125000), (170, 1875000), (200, 1593750), (204, 1562500), (240, 1328125), (250, 1275000), (255, 1250000), (272, 1171875), (300, 1062500), (340, 937500), (375, 850000), (400, 796875), (408, 781250), (425, 750000), (500, 637500), (510, 625000), (600, 531250), (625, 510000), (680, 468750), (750, 425000), (816, 390625), (850, 375000), (1000, 318750), (1020, 312500), (1200, 265625), (1250, 255000), (1275, 250000), (1360, 234375), (1500, 212500), (1700, 187500), (1875, 170000), (2000, 159375), (2040, 156250), (2125, 150000), (2500, 127500), (2550, 125000), (3000, 106250), (3125, 102000), (3400, 93750), (3750, 85000), (4080, 78125), (4250, 75000), (5000, 63750), (5100, 62500), (6000, 53125), (6250, 51000), (6375, 50000), (6800, 46875), (7500, 42500), (8500, 37500), (9375, 34000), (10000, 31875), (10200, 31250), (10625, 30000), (12500, 25500), (12750, 25000), (15000, 21250), (15625, 20400), (17000, 18750)]