15247380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1277}}^1$

素因数の和:1488

約数の個数: 48

約数和(自身を含む): 42940800

約数和(自身を除く): 27693420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 398, 597, 796, 995, 1194, 1277, 1990, 2388, 2554, 2985, 3831, 3980, 5108, 5970, 6385, 7662, 11940, 12770, 15324, 19155, 25540, 38310, 76620, 254123, 508246, 762369, 1016492, 1270615, 1524738, 2541230, 3049476, 3811845, 5082460, 7623690, 15247380]

約数ペア:

[(1, 15247380), (2, 7623690), (3, 5082460), (4, 3811845), (5, 3049476), (6, 2541230), (10, 1524738), (12, 1270615), (15, 1016492), (20, 762369), (30, 508246), (60, 254123), (199, 76620), (398, 38310), (597, 25540), (796, 19155), (995, 15324), (1194, 12770), (1277, 11940), (1990, 7662), (2388, 6385), (2554, 5970), (2985, 5108), (3831, 3980)]