172319968

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2039}}^1$

素因数の和:2207

約数の個数: 48

約数和(自身を含む): 359856000

約数和(自身を除く): 187536032

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 139, 152, 278, 304, 556, 608, 1112, 2039, 2224, 2641, 4078, 4448, 5282, 8156, 10564, 16312, 21128, 32624, 38741, 42256, 65248, 77482, 84512, 154964, 283421, 309928, 566842, 619856, 1133684, 1239712, 2267368, 4534736, 5384999, 9069472, 10769998, 21539996, 43079992, 86159984, 172319968]

約数ペア:

[(1, 172319968), (2, 86159984), (4, 43079992), (8, 21539996), (16, 10769998), (19, 9069472), (32, 5384999), (38, 4534736), (76, 2267368), (139, 1239712), (152, 1133684), (278, 619856), (304, 566842), (556, 309928), (608, 283421), (1112, 154964), (2039, 84512), (2224, 77482), (2641, 65248), (4078, 42256), (4448, 38741), (5282, 32624), (8156, 21128), (10564, 16312)]