318069920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9161}}^1$

素因数の和:9214

約数の個数: 96

約数和(自身を含む): 886588416

約数和(自身を除く): 568518496

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 434, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 2170, 2480, 3472, 4340, 4960, 6944, 8680, 9161, 17360, 18322, 34720, 36644, 45805, 64127, 73288, 91610, 128254, 146576, 183220, 256508, 283991, 293152, 320635, 366440, 513016, 567982, 641270, 732880, 1026032, 1135964, 1282540, 1419955, 1465760, 1987937, 2052064, 2271928, 2565080, 2839910, 3975874, 4543856, 5130160, 5679820, 7951748, 9087712, 9939685, 10260320, 11359640, 15903496, 19879370, 22719280, 31806992, 39758740, 45438560, 63613984, 79517480, 159034960, 318069920]

約数ペア:

[(1, 318069920), (2, 159034960), (4, 79517480), (5, 63613984), (7, 45438560), (8, 39758740), (10, 31806992), (14, 22719280), (16, 19879370), (20, 15903496), (28, 11359640), (31, 10260320), (32, 9939685), (35, 9087712), (40, 7951748), (56, 5679820), (62, 5130160), (70, 4543856), (80, 3975874), (112, 2839910), (124, 2565080), (140, 2271928), (155, 2052064), (160, 1987937), (217, 1465760), (224, 1419955), (248, 1282540), (280, 1135964), (310, 1026032), (434, 732880), (496, 641270), (560, 567982), (620, 513016), (868, 366440), (992, 320635), (1085, 293152), (1120, 283991), (1240, 256508), (1736, 183220), (2170, 146576), (2480, 128254), (3472, 91610), (4340, 73288), (4960, 64127), (6944, 45805), (8680, 36644), (9161, 34720), (17360, 18322)]