72458960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2753}}^1$

素因数の和:2820

約数の個数: 80

約数和(自身を含む): 196701696

約数和(自身を除く): 124242736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 470, 560, 658, 752, 940, 1316, 1645, 1880, 2632, 2753, 3290, 3760, 5264, 5506, 6580, 11012, 13160, 13765, 19271, 22024, 26320, 27530, 38542, 44048, 55060, 77084, 96355, 110120, 129391, 154168, 192710, 220240, 258782, 308336, 385420, 517564, 646955, 770840, 905737, 1035128, 1293910, 1541680, 1811474, 2070256, 2587820, 3622948, 4528685, 5175640, 7245896, 9057370, 10351280, 14491792, 18114740, 36229480, 72458960]

約数ペア:

[(1, 72458960), (2, 36229480), (4, 18114740), (5, 14491792), (7, 10351280), (8, 9057370), (10, 7245896), (14, 5175640), (16, 4528685), (20, 3622948), (28, 2587820), (35, 2070256), (40, 1811474), (47, 1541680), (56, 1293910), (70, 1035128), (80, 905737), (94, 770840), (112, 646955), (140, 517564), (188, 385420), (235, 308336), (280, 258782), (329, 220240), (376, 192710), (470, 154168), (560, 129391), (658, 110120), (752, 96355), (940, 77084), (1316, 55060), (1645, 44048), (1880, 38542), (2632, 27530), (2753, 26320), (3290, 22024), (3760, 19271), (5264, 13765), (5506, 13160), (6580, 11012)]