247310808

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1\times {\mathrm{677}}^1$

素因数の和:1208

約数の個数: 64

約数和(自身を含む): 640465920

約数和(自身を除く): 393155112

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 491, 677, 744, 982, 1354, 1473, 1964, 2031, 2708, 2946, 3928, 4062, 5416, 5892, 8124, 11784, 15221, 16248, 20987, 30442, 41974, 45663, 60884, 62961, 83948, 91326, 121768, 125922, 167896, 182652, 251844, 332407, 365304, 503688, 664814, 997221, 1329628, 1994442, 2659256, 3988884, 7977768, 10304617, 20609234, 30913851, 41218468, 61827702, 82436936, 123655404, 247310808]

約数ペア:

[(1, 247310808), (2, 123655404), (3, 82436936), (4, 61827702), (6, 41218468), (8, 30913851), (12, 20609234), (24, 10304617), (31, 7977768), (62, 3988884), (93, 2659256), (124, 1994442), (186, 1329628), (248, 997221), (372, 664814), (491, 503688), (677, 365304), (744, 332407), (982, 251844), (1354, 182652), (1473, 167896), (1964, 125922), (2031, 121768), (2708, 91326), (2946, 83948), (3928, 62961), (4062, 60884), (5416, 45663), (5892, 41974), (8124, 30442), (11784, 20987), (15221, 16248)]