64117800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{179}}^1\times {\mathrm{199}}^1$

素因数の和:400

約数の個数: 144

約数和(自身を含む): 217620000

約数和(自身を除く): 153502200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 179, 180, 199, 200, 225, 300, 358, 360, 398, 450, 537, 597, 600, 716, 796, 895, 900, 995, 1074, 1194, 1432, 1592, 1611, 1790, 1791, 1800, 1990, 2148, 2388, 2685, 2985, 3222, 3580, 3582, 3980, 4296, 4475, 4776, 4975, 5370, 5970, 6444, 7160, 7164, 7960, 8055, 8950, 8955, 9950, 10740, 11940, 12888, 13425, 14328, 14925, 16110, 17900, 17910, 19900, 21480, 23880, 26850, 29850, 32220, 35621, 35800, 35820, 39800, 40275, 44775, 53700, 59700, 64440, 71242, 71640, 80550, 89550, 106863, 107400, 119400, 142484, 161100, 178105, 179100, 213726, 284968, 320589, 322200, 356210, 358200, 427452, 534315, 641178, 712420, 854904, 890525, 1068630, 1282356, 1424840, 1602945, 1781050, 2137260, 2564712, 2671575, 3205890, 3562100, 4274520, 5343150, 6411780, 7124200, 8014725, 10686300, 12823560, 16029450, 21372600, 32058900, 64117800]

約数ペア:

[(1, 64117800), (2, 32058900), (3, 21372600), (4, 16029450), (5, 12823560), (6, 10686300), (8, 8014725), (9, 7124200), (10, 6411780), (12, 5343150), (15, 4274520), (18, 3562100), (20, 3205890), (24, 2671575), (25, 2564712), (30, 2137260), (36, 1781050), (40, 1602945), (45, 1424840), (50, 1282356), (60, 1068630), (72, 890525), (75, 854904), (90, 712420), (100, 641178), (120, 534315), (150, 427452), (179, 358200), (180, 356210), (199, 322200), (200, 320589), (225, 284968), (300, 213726), (358, 179100), (360, 178105), (398, 161100), (450, 142484), (537, 119400), (597, 107400), (600, 106863), (716, 89550), (796, 80550), (895, 71640), (900, 71242), (995, 64440), (1074, 59700), (1194, 53700), (1432, 44775), (1592, 40275), (1611, 39800), (1790, 35820), (1791, 35800), (1800, 35621), (1990, 32220), (2148, 29850), (2388, 26850), (2685, 23880), (2985, 21480), (3222, 19900), (3580, 17910), (3582, 17900), (3980, 16110), (4296, 14925), (4475, 14328), (4776, 13425), (4975, 12888), (5370, 11940), (5970, 10740), (6444, 9950), (7160, 8955), (7164, 8950), (7960, 8055)]