18025140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{6131}}^1$

素因数の和:6157

約数の個数: 72

約数和(自身を含む): 58720032

約数和(自身を除く): 40694892

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 6131, 12262, 18393, 24524, 30655, 36786, 42917, 61310, 73572, 85834, 91965, 122620, 128751, 171668, 183930, 214585, 257502, 300419, 367860, 429170, 515004, 600838, 643755, 858340, 901257, 1201676, 1287510, 1502095, 1802514, 2575020, 3004190, 3605028, 4506285, 6008380, 9012570, 18025140]

約数ペア:

[(1, 18025140), (2, 9012570), (3, 6008380), (4, 4506285), (5, 3605028), (6, 3004190), (7, 2575020), (10, 1802514), (12, 1502095), (14, 1287510), (15, 1201676), (20, 901257), (21, 858340), (28, 643755), (30, 600838), (35, 515004), (42, 429170), (49, 367860), (60, 300419), (70, 257502), (84, 214585), (98, 183930), (105, 171668), (140, 128751), (147, 122620), (196, 91965), (210, 85834), (245, 73572), (294, 61310), (420, 42917), (490, 36786), (588, 30655), (735, 24524), (980, 18393), (1470, 12262), (2940, 6131)]