161490810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{757}}^1$

素因数の和:1327

約数の個数: 64

約数和(自身を含む): 418707072

約数和(自身を除く): 257216262

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 547, 757, 1094, 1514, 1641, 2271, 2735, 3282, 3785, 4542, 5470, 7111, 7570, 8205, 9841, 11355, 14222, 16410, 19682, 21333, 22710, 29523, 35555, 42666, 49205, 59046, 71110, 98410, 106665, 147615, 213330, 295230, 414079, 828158, 1242237, 2070395, 2484474, 4140790, 5383027, 6211185, 10766054, 12422370, 16149081, 26915135, 32298162, 53830270, 80745405, 161490810]

約数ペア:

[(1, 161490810), (2, 80745405), (3, 53830270), (5, 32298162), (6, 26915135), (10, 16149081), (13, 12422370), (15, 10766054), (26, 6211185), (30, 5383027), (39, 4140790), (65, 2484474), (78, 2070395), (130, 1242237), (195, 828158), (390, 414079), (547, 295230), (757, 213330), (1094, 147615), (1514, 106665), (1641, 98410), (2271, 71110), (2735, 59046), (3282, 49205), (3785, 42666), (4542, 35555), (5470, 29523), (7111, 22710), (7570, 21333), (8205, 19682), (9841, 16410), (11355, 14222)]