64816800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:375

約数の個数: 144

約数和(自身を含む): 213736320

約数和(自身を除く): 148919520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 113, 120, 150, 160, 200, 226, 239, 240, 300, 339, 400, 452, 478, 480, 565, 600, 678, 717, 800, 904, 956, 1130, 1195, 1200, 1356, 1434, 1695, 1808, 1912, 2260, 2390, 2400, 2712, 2825, 2868, 3390, 3585, 3616, 3824, 4520, 4780, 5424, 5650, 5736, 5975, 6780, 7170, 7648, 8475, 9040, 9560, 10848, 11300, 11472, 11950, 13560, 14340, 16950, 17925, 18080, 19120, 22600, 22944, 23900, 27007, 27120, 28680, 33900, 35850, 38240, 45200, 47800, 54014, 54240, 57360, 67800, 71700, 81021, 90400, 95600, 108028, 114720, 135035, 135600, 143400, 162042, 191200, 216056, 270070, 271200, 286800, 324084, 405105, 432112, 540140, 573600, 648168, 675175, 810210, 864224, 1080280, 1296336, 1350350, 1620420, 2025525, 2160560, 2592672, 2700700, 3240840, 4051050, 4321120, 5401400, 6481680, 8102100, 10802800, 12963360, 16204200, 21605600, 32408400, 64816800]

約数ペア:

[(1, 64816800), (2, 32408400), (3, 21605600), (4, 16204200), (5, 12963360), (6, 10802800), (8, 8102100), (10, 6481680), (12, 5401400), (15, 4321120), (16, 4051050), (20, 3240840), (24, 2700700), (25, 2592672), (30, 2160560), (32, 2025525), (40, 1620420), (48, 1350350), (50, 1296336), (60, 1080280), (75, 864224), (80, 810210), (96, 675175), (100, 648168), (113, 573600), (120, 540140), (150, 432112), (160, 405105), (200, 324084), (226, 286800), (239, 271200), (240, 270070), (300, 216056), (339, 191200), (400, 162042), (452, 143400), (478, 135600), (480, 135035), (565, 114720), (600, 108028), (678, 95600), (717, 90400), (800, 81021), (904, 71700), (956, 67800), (1130, 57360), (1195, 54240), (1200, 54014), (1356, 47800), (1434, 45200), (1695, 38240), (1808, 35850), (1912, 33900), (2260, 28680), (2390, 27120), (2400, 27007), (2712, 23900), (2825, 22944), (2868, 22600), (3390, 19120), (3585, 18080), (3616, 17925), (3824, 16950), (4520, 14340), (4780, 13560), (5424, 11950), (5650, 11472), (5736, 11300), (5975, 10848), (6780, 9560), (7170, 9040), (7648, 8475)]