128814690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{21577}}^1$

素因数の和:21786

約数の個数: 32

約数和(自身を含む): 310723200

約数和(自身を除く): 181908510

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 199, 398, 597, 995, 1194, 1990, 2985, 5970, 21577, 43154, 64731, 107885, 129462, 215770, 323655, 647310, 4293823, 8587646, 12881469, 21469115, 25762938, 42938230, 64407345, 128814690]

約数ペア:

[(1, 128814690), (2, 64407345), (3, 42938230), (5, 25762938), (6, 21469115), (10, 12881469), (15, 8587646), (30, 4293823), (199, 647310), (398, 323655), (597, 215770), (995, 129462), (1194, 107885), (1990, 64731), (2985, 43154), (5970, 21577)]