207916660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{617}}^1$

素因数の和:745

約数の個数: 96

約数和(自身を含む): 523272960

約数和(自身を除く): 315356300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 83, 116, 140, 145, 166, 203, 290, 332, 406, 415, 580, 581, 617, 812, 830, 1015, 1162, 1234, 1660, 2030, 2324, 2407, 2468, 2905, 3085, 4060, 4319, 4814, 5810, 6170, 8638, 9628, 11620, 12035, 12340, 16849, 17276, 17893, 21595, 24070, 33698, 35786, 43190, 48140, 51211, 67396, 71572, 84245, 86380, 89465, 102422, 125251, 168490, 178930, 204844, 250502, 256055, 336980, 357860, 358477, 501004, 512110, 626255, 716954, 1024220, 1252510, 1433908, 1485119, 1792385, 2505020, 2970238, 3584770, 5940476, 7169540, 7425595, 10395833, 14851190, 20791666, 29702380, 41583332, 51979165, 103958330, 207916660]

約数ペア:

[(1, 207916660), (2, 103958330), (4, 51979165), (5, 41583332), (7, 29702380), (10, 20791666), (14, 14851190), (20, 10395833), (28, 7425595), (29, 7169540), (35, 5940476), (58, 3584770), (70, 2970238), (83, 2505020), (116, 1792385), (140, 1485119), (145, 1433908), (166, 1252510), (203, 1024220), (290, 716954), (332, 626255), (406, 512110), (415, 501004), (580, 358477), (581, 357860), (617, 336980), (812, 256055), (830, 250502), (1015, 204844), (1162, 178930), (1234, 168490), (1660, 125251), (2030, 102422), (2324, 89465), (2407, 86380), (2468, 84245), (2905, 71572), (3085, 67396), (4060, 51211), (4319, 48140), (4814, 43190), (5810, 35786), (6170, 33698), (8638, 24070), (9628, 21595), (11620, 17893), (12035, 17276), (12340, 16849)]