220971968

素因数分解:

$2^6\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2273}}^1$

素因数の和:2330

約数の個数: 84

約数和(自身を含む): 526767552

約数和(自身を除く): 305795584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 64, 98, 112, 124, 196, 217, 224, 248, 392, 434, 448, 496, 784, 868, 992, 1519, 1568, 1736, 1984, 2273, 3038, 3136, 3472, 4546, 6076, 6944, 9092, 12152, 13888, 15911, 18184, 24304, 31822, 36368, 48608, 63644, 70463, 72736, 97216, 111377, 127288, 140926, 145472, 222754, 254576, 281852, 445508, 493241, 509152, 563704, 891016, 986482, 1018304, 1127408, 1782032, 1972964, 2254816, 3452687, 3564064, 3945928, 4509632, 6905374, 7128128, 7891856, 13810748, 15783712, 27621496, 31567424, 55242992, 110485984, 220971968]

約数ペア:

[(1, 220971968), (2, 110485984), (4, 55242992), (7, 31567424), (8, 27621496), (14, 15783712), (16, 13810748), (28, 7891856), (31, 7128128), (32, 6905374), (49, 4509632), (56, 3945928), (62, 3564064), (64, 3452687), (98, 2254816), (112, 1972964), (124, 1782032), (196, 1127408), (217, 1018304), (224, 986482), (248, 891016), (392, 563704), (434, 509152), (448, 493241), (496, 445508), (784, 281852), (868, 254576), (992, 222754), (1519, 145472), (1568, 140926), (1736, 127288), (1984, 111377), (2273, 97216), (3038, 72736), (3136, 70463), (3472, 63644), (4546, 48608), (6076, 36368), (6944, 31822), (9092, 24304), (12152, 18184), (13888, 15911)]