278873298

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:365

約数の個数: 144

約数和(自身を含む): 731989440

約数和(自身を除く): 453116142

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 23, 33, 38, 46, 57, 66, 69, 99, 114, 121, 138, 171, 198, 207, 209, 242, 253, 293, 342, 363, 414, 418, 437, 506, 586, 627, 726, 759, 874, 879, 1089, 1254, 1311, 1518, 1758, 1881, 2178, 2277, 2299, 2622, 2637, 2783, 3223, 3762, 3933, 4554, 4598, 4807, 5274, 5566, 5567, 6446, 6739, 6897, 7866, 8349, 9614, 9669, 11134, 13478, 13794, 14421, 16698, 16701, 19338, 20217, 20691, 25047, 28842, 29007, 33402, 35453, 40434, 41382, 43263, 50094, 50103, 52877, 58014, 60651, 61237, 70906, 74129, 86526, 100206, 105754, 106359, 121302, 122474, 128041, 148258, 158631, 183711, 212718, 222387, 256082, 317262, 319077, 367422, 384123, 444774, 475893, 551133, 638154, 667161, 673607, 768246, 815419, 951786, 1102266, 1152369, 1334322, 1347214, 1408451, 1630838, 2020821, 2304738, 2446257, 2816902, 4041642, 4225353, 4892514, 6062463, 7338771, 8450706, 12124926, 12676059, 14677542, 15492961, 25352118, 30985922, 46478883, 92957766, 139436649, 278873298]

約数ペア:

[(1, 278873298), (2, 139436649), (3, 92957766), (6, 46478883), (9, 30985922), (11, 25352118), (18, 15492961), (19, 14677542), (22, 12676059), (23, 12124926), (33, 8450706), (38, 7338771), (46, 6062463), (57, 4892514), (66, 4225353), (69, 4041642), (99, 2816902), (114, 2446257), (121, 2304738), (138, 2020821), (171, 1630838), (198, 1408451), (207, 1347214), (209, 1334322), (242, 1152369), (253, 1102266), (293, 951786), (342, 815419), (363, 768246), (414, 673607), (418, 667161), (437, 638154), (506, 551133), (586, 475893), (627, 444774), (726, 384123), (759, 367422), (874, 319077), (879, 317262), (1089, 256082), (1254, 222387), (1311, 212718), (1518, 183711), (1758, 158631), (1881, 148258), (2178, 128041), (2277, 122474), (2299, 121302), (2622, 106359), (2637, 105754), (2783, 100206), (3223, 86526), (3762, 74129), (3933, 70906), (4554, 61237), (4598, 60651), (4807, 58014), (5274, 52877), (5566, 50103), (5567, 50094), (6446, 43263), (6739, 41382), (6897, 40434), (7866, 35453), (8349, 33402), (9614, 29007), (9669, 28842), (11134, 25047), (13478, 20691), (13794, 20217), (14421, 19338), (16698, 16701)]