1531257240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{64123}}^1$

素因数の和:64336

約数の個数: 64

約数和(自身を含む): 4616928000

約数和(自身を除く): 3085670760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 199, 398, 597, 796, 995, 1194, 1592, 1990, 2388, 2985, 3980, 4776, 5970, 7960, 11940, 23880, 64123, 128246, 192369, 256492, 320615, 384738, 512984, 641230, 769476, 961845, 1282460, 1538952, 1923690, 2564920, 3847380, 7694760, 12760477, 25520954, 38281431, 51041908, 63802385, 76562862, 102083816, 127604770, 153125724, 191407155, 255209540, 306251448, 382814310, 510419080, 765628620, 1531257240]

約数ペア:

[(1, 1531257240), (2, 765628620), (3, 510419080), (4, 382814310), (5, 306251448), (6, 255209540), (8, 191407155), (10, 153125724), (12, 127604770), (15, 102083816), (20, 76562862), (24, 63802385), (30, 51041908), (40, 38281431), (60, 25520954), (120, 12760477), (199, 7694760), (398, 3847380), (597, 2564920), (796, 1923690), (995, 1538952), (1194, 1282460), (1592, 961845), (1990, 769476), (2388, 641230), (2985, 512984), (3980, 384738), (4776, 320615), (5970, 256492), (7960, 192369), (11940, 128246), (23880, 64123)]