219011280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29437}}^1$

素因数の和:29484

約数の個数: 80

約数和(自身を含む): 700859904

約数和(自身を除く): 481848624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 29437, 58874, 88311, 117748, 147185, 176622, 235496, 294370, 353244, 441555, 470992, 588740, 706488, 883110, 912547, 1177480, 1412976, 1766220, 1825094, 2354960, 2737641, 3532440, 3650188, 4562735, 5475282, 7064880, 7300376, 9125470, 10950564, 13688205, 14600752, 18250940, 21901128, 27376410, 36501880, 43802256, 54752820, 73003760, 109505640, 219011280]

約数ペア:

[(1, 219011280), (2, 109505640), (3, 73003760), (4, 54752820), (5, 43802256), (6, 36501880), (8, 27376410), (10, 21901128), (12, 18250940), (15, 14600752), (16, 13688205), (20, 10950564), (24, 9125470), (30, 7300376), (31, 7064880), (40, 5475282), (48, 4562735), (60, 3650188), (62, 3532440), (80, 2737641), (93, 2354960), (120, 1825094), (124, 1766220), (155, 1412976), (186, 1177480), (240, 912547), (248, 883110), (310, 706488), (372, 588740), (465, 470992), (496, 441555), (620, 353244), (744, 294370), (930, 235496), (1240, 176622), (1488, 147185), (1860, 117748), (2480, 88311), (3720, 58874), (7440, 29437)]