31007200

素因数分解:

$2^5\times 5^2\times 7^3\times {\mathrm{113}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 89056800

約数和(自身を除く): 58049600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 113, 140, 160, 175, 196, 200, 224, 226, 245, 280, 343, 350, 392, 400, 452, 490, 560, 565, 686, 700, 784, 791, 800, 904, 980, 1120, 1130, 1225, 1372, 1400, 1568, 1582, 1715, 1808, 1960, 2260, 2450, 2744, 2800, 2825, 3164, 3430, 3616, 3920, 3955, 4520, 4900, 5488, 5537, 5600, 5650, 6328, 6860, 7840, 7910, 8575, 9040, 9800, 10976, 11074, 11300, 12656, 13720, 15820, 17150, 18080, 19600, 19775, 22148, 22600, 25312, 27440, 27685, 31640, 34300, 38759, 39200, 39550, 44296, 45200, 54880, 55370, 63280, 68600, 77518, 79100, 88592, 90400, 110740, 126560, 137200, 138425, 155036, 158200, 177184, 193795, 221480, 274400, 276850, 310072, 316400, 387590, 442960, 553700, 620144, 632800, 775180, 885920, 968975, 1107400, 1240288, 1550360, 1937950, 2214800, 3100720, 3875900, 4429600, 6201440, 7751800, 15503600, 31007200]

約数ペア:

[(1, 31007200), (2, 15503600), (4, 7751800), (5, 6201440), (7, 4429600), (8, 3875900), (10, 3100720), (14, 2214800), (16, 1937950), (20, 1550360), (25, 1240288), (28, 1107400), (32, 968975), (35, 885920), (40, 775180), (49, 632800), (50, 620144), (56, 553700), (70, 442960), (80, 387590), (98, 316400), (100, 310072), (112, 276850), (113, 274400), (140, 221480), (160, 193795), (175, 177184), (196, 158200), (200, 155036), (224, 138425), (226, 137200), (245, 126560), (280, 110740), (343, 90400), (350, 88592), (392, 79100), (400, 77518), (452, 68600), (490, 63280), (560, 55370), (565, 54880), (686, 45200), (700, 44296), (784, 39550), (791, 39200), (800, 38759), (904, 34300), (980, 31640), (1120, 27685), (1130, 27440), (1225, 25312), (1372, 22600), (1400, 22148), (1568, 19775), (1582, 19600), (1715, 18080), (1808, 17150), (1960, 15820), (2260, 13720), (2450, 12656), (2744, 11300), (2800, 11074), (2825, 10976), (3164, 9800), (3430, 9040), (3616, 8575), (3920, 7910), (3955, 7840), (4520, 6860), (4900, 6328), (5488, 5650), (5537, 5600)]