54130020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{359}}^2$

素因数の和:737

約数の個数: 72

約数和(自身を含む): 173699904

約数和(自身を除く): 119569884

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 359, 420, 718, 1077, 1436, 1795, 2154, 2513, 3590, 4308, 5026, 5385, 7180, 7539, 10052, 10770, 12565, 15078, 21540, 25130, 30156, 37695, 50260, 75390, 128881, 150780, 257762, 386643, 515524, 644405, 773286, 902167, 1288810, 1546572, 1804334, 1933215, 2577620, 2706501, 3608668, 3866430, 4510835, 5413002, 7732860, 9021670, 10826004, 13532505, 18043340, 27065010, 54130020]

約数ペア:

[(1, 54130020), (2, 27065010), (3, 18043340), (4, 13532505), (5, 10826004), (6, 9021670), (7, 7732860), (10, 5413002), (12, 4510835), (14, 3866430), (15, 3608668), (20, 2706501), (21, 2577620), (28, 1933215), (30, 1804334), (35, 1546572), (42, 1288810), (60, 902167), (70, 773286), (84, 644405), (105, 515524), (140, 386643), (210, 257762), (359, 150780), (420, 128881), (718, 75390), (1077, 50260), (1436, 37695), (1795, 30156), (2154, 25130), (2513, 21540), (3590, 15078), (4308, 12565), (5026, 10770), (5385, 10052), (7180, 7539)]