668997216

素因数分解:

$2^5\times 3^2\times {\mathrm{71}}^1\times {\mathrm{32717}}^1$

素因数の和:32804

約数の個数: 72

約数和(自身を含む): 1929315024

約数和(自身を除く): 1260317808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 71, 72, 96, 142, 144, 213, 284, 288, 426, 568, 639, 852, 1136, 1278, 1704, 2272, 2556, 3408, 5112, 6816, 10224, 20448, 32717, 65434, 98151, 130868, 196302, 261736, 294453, 392604, 523472, 588906, 785208, 1046944, 1177812, 1570416, 2322907, 2355624, 3140832, 4645814, 4711248, 6968721, 9291628, 9422496, 13937442, 18583256, 20906163, 27874884, 37166512, 41812326, 55749768, 74333024, 83624652, 111499536, 167249304, 222999072, 334498608, 668997216]

約数ペア:

[(1, 668997216), (2, 334498608), (3, 222999072), (4, 167249304), (6, 111499536), (8, 83624652), (9, 74333024), (12, 55749768), (16, 41812326), (18, 37166512), (24, 27874884), (32, 20906163), (36, 18583256), (48, 13937442), (71, 9422496), (72, 9291628), (96, 6968721), (142, 4711248), (144, 4645814), (213, 3140832), (284, 2355624), (288, 2322907), (426, 1570416), (568, 1177812), (639, 1046944), (852, 785208), (1136, 588906), (1278, 523472), (1704, 392604), (2272, 294453), (2556, 261736), (3408, 196302), (5112, 130868), (6816, 98151), (10224, 65434), (20448, 32717)]