1317490920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{406633}}^1$

素因数の和:406656

約数の個数: 80

約数和(自身を含む): 4428244260

約数和(自身を除く): 3110753340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 406633, 813266, 1219899, 1626532, 2033165, 2439798, 3253064, 3659697, 4066330, 4879596, 6099495, 7319394, 8132660, 9759192, 10979091, 12198990, 14638788, 16265320, 18298485, 21958182, 24397980, 29277576, 32937273, 36596970, 43916364, 48795960, 54895455, 65874546, 73193940, 87832728, 109790910, 131749092, 146387880, 164686365, 219581820, 263498184, 329372730, 439163640, 658745460, 1317490920]

約数ペア:

[(1, 1317490920), (2, 658745460), (3, 439163640), (4, 329372730), (5, 263498184), (6, 219581820), (8, 164686365), (9, 146387880), (10, 131749092), (12, 109790910), (15, 87832728), (18, 73193940), (20, 65874546), (24, 54895455), (27, 48795960), (30, 43916364), (36, 36596970), (40, 32937273), (45, 29277576), (54, 24397980), (60, 21958182), (72, 18298485), (81, 16265320), (90, 14638788), (108, 12198990), (120, 10979091), (135, 9759192), (162, 8132660), (180, 7319394), (216, 6099495), (270, 4879596), (324, 4066330), (360, 3659697), (405, 3253064), (540, 2439798), (648, 2033165), (810, 1626532), (1080, 1219899), (1620, 813266), (3240, 406633)]