185817968

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{491}}^1$

素因数の和:646

約数の個数: 80

約数和(自身を含む): 429496320

約数和(自身を除く): 243678352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 109, 112, 124, 217, 218, 248, 434, 436, 491, 496, 763, 868, 872, 982, 1526, 1736, 1744, 1964, 3052, 3379, 3437, 3472, 3928, 6104, 6758, 6874, 7856, 12208, 13516, 13748, 15221, 23653, 27032, 27496, 30442, 47306, 53519, 54064, 54992, 60884, 94612, 106547, 107038, 121768, 189224, 213094, 214076, 243536, 374633, 378448, 426188, 428152, 749266, 852376, 856304, 1498532, 1659089, 1704752, 2997064, 3318178, 5994128, 6636356, 11613623, 13272712, 23227246, 26545424, 46454492, 92908984, 185817968]

約数ペア:

[(1, 185817968), (2, 92908984), (4, 46454492), (7, 26545424), (8, 23227246), (14, 13272712), (16, 11613623), (28, 6636356), (31, 5994128), (56, 3318178), (62, 2997064), (109, 1704752), (112, 1659089), (124, 1498532), (217, 856304), (218, 852376), (248, 749266), (434, 428152), (436, 426188), (491, 378448), (496, 374633), (763, 243536), (868, 214076), (872, 213094), (982, 189224), (1526, 121768), (1736, 107038), (1744, 106547), (1964, 94612), (3052, 60884), (3379, 54992), (3437, 54064), (3472, 53519), (3928, 47306), (6104, 30442), (6758, 27496), (6874, 27032), (7856, 23653), (12208, 15221), (13516, 13748)]