278375748

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{1291}}^1$

素因数の和:1473

約数の個数: 96

約数和(自身を含む): 791820288

約数和(自身を除く): 513444540

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 151, 204, 238, 302, 357, 453, 476, 604, 714, 906, 1057, 1291, 1428, 1812, 2114, 2567, 2582, 3171, 3873, 4228, 5134, 5164, 6342, 7701, 7746, 9037, 10268, 12684, 15402, 15492, 17969, 18074, 21947, 27111, 30804, 35938, 36148, 43894, 53907, 54222, 65841, 71876, 87788, 107814, 108444, 131682, 153629, 194941, 215628, 263364, 307258, 389882, 460887, 584823, 614516, 779764, 921774, 1169646, 1364587, 1843548, 2339292, 2729174, 3313997, 4093761, 5458348, 6627994, 8187522, 9941991, 13255988, 16375044, 19883982, 23197979, 39767964, 46395958, 69593937, 92791916, 139187874, 278375748]

約数ペア:

[(1, 278375748), (2, 139187874), (3, 92791916), (4, 69593937), (6, 46395958), (7, 39767964), (12, 23197979), (14, 19883982), (17, 16375044), (21, 13255988), (28, 9941991), (34, 8187522), (42, 6627994), (51, 5458348), (68, 4093761), (84, 3313997), (102, 2729174), (119, 2339292), (151, 1843548), (204, 1364587), (238, 1169646), (302, 921774), (357, 779764), (453, 614516), (476, 584823), (604, 460887), (714, 389882), (906, 307258), (1057, 263364), (1291, 215628), (1428, 194941), (1812, 153629), (2114, 131682), (2567, 108444), (2582, 107814), (3171, 87788), (3873, 71876), (4228, 65841), (5134, 54222), (5164, 53907), (6342, 43894), (7701, 36148), (7746, 35938), (9037, 30804), (10268, 27111), (12684, 21947), (15402, 18074), (15492, 17969)]