278624892

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1033}}^1$

素因数の和:1092

約数の個数: 144

約数和(自身を含む): 847714560

約数和(自身を除く): 569089668

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 38, 39, 42, 52, 57, 76, 78, 84, 91, 114, 133, 156, 169, 182, 228, 247, 266, 273, 338, 364, 399, 494, 507, 532, 546, 676, 741, 798, 988, 1014, 1033, 1092, 1183, 1482, 1596, 1729, 2028, 2066, 2366, 2964, 3099, 3211, 3458, 3549, 4132, 4732, 5187, 6198, 6422, 6916, 7098, 7231, 9633, 10374, 12396, 12844, 13429, 14196, 14462, 19266, 19627, 20748, 21693, 22477, 26858, 28924, 38532, 39254, 40287, 43386, 44954, 53716, 58881, 67431, 78508, 80574, 86772, 89908, 94003, 117762, 134862, 137389, 161148, 174577, 188006, 235524, 255151, 269724, 274778, 282009, 349154, 376012, 412167, 510302, 523731, 549556, 564018, 698308, 765453, 824334, 1020604, 1047462, 1128036, 1222039, 1530906, 1648668, 1786057, 2094924, 2444078, 3061812, 3316963, 3572114, 3666117, 4888156, 5358171, 6633926, 7144228, 7332234, 9950889, 10716342, 13267852, 14664468, 19901778, 21432684, 23218741, 39803556, 46437482, 69656223, 92874964, 139312446, 278624892]

約数ペア:

[(1, 278624892), (2, 139312446), (3, 92874964), (4, 69656223), (6, 46437482), (7, 39803556), (12, 23218741), (13, 21432684), (14, 19901778), (19, 14664468), (21, 13267852), (26, 10716342), (28, 9950889), (38, 7332234), (39, 7144228), (42, 6633926), (52, 5358171), (57, 4888156), (76, 3666117), (78, 3572114), (84, 3316963), (91, 3061812), (114, 2444078), (133, 2094924), (156, 1786057), (169, 1648668), (182, 1530906), (228, 1222039), (247, 1128036), (266, 1047462), (273, 1020604), (338, 824334), (364, 765453), (399, 698308), (494, 564018), (507, 549556), (532, 523731), (546, 510302), (676, 412167), (741, 376012), (798, 349154), (988, 282009), (1014, 274778), (1033, 269724), (1092, 255151), (1183, 235524), (1482, 188006), (1596, 174577), (1729, 161148), (2028, 137389), (2066, 134862), (2366, 117762), (2964, 94003), (3099, 89908), (3211, 86772), (3458, 80574), (3549, 78508), (4132, 67431), (4732, 58881), (5187, 53716), (6198, 44954), (6422, 43386), (6916, 40287), (7098, 39254), (7231, 38532), (9633, 28924), (10374, 26858), (12396, 22477), (12844, 21693), (13429, 20748), (14196, 19627), (14462, 19266)]