278301492

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{389}}^1$

素因数の和:590

約数の個数: 144

約数和(自身を含む): 858574080

約数和(自身を除く): 580272588

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 167, 204, 238, 252, 306, 334, 357, 389, 476, 501, 612, 668, 714, 778, 1002, 1071, 1167, 1169, 1428, 1503, 1556, 2004, 2142, 2334, 2338, 2723, 2839, 3006, 3501, 3507, 4284, 4668, 4676, 5446, 5678, 6012, 6613, 7002, 7014, 8169, 8517, 10521, 10892, 11356, 13226, 14004, 14028, 16338, 17034, 19839, 19873, 21042, 24507, 25551, 26452, 32676, 34068, 39678, 39746, 42084, 46291, 49014, 51102, 59517, 59619, 64963, 79356, 79492, 92582, 98028, 102204, 119034, 119238, 129926, 138873, 178857, 185164, 194889, 238068, 238476, 259852, 277746, 357714, 389778, 416619, 454741, 555492, 584667, 715428, 779556, 833238, 909482, 1104371, 1169334, 1364223, 1666476, 1818964, 2208742, 2338668, 2728446, 3313113, 4092669, 4417484, 5456892, 6626226, 7730597, 8185338, 9939339, 13252452, 15461194, 16370676, 19878678, 23191791, 30922388, 39757356, 46383582, 69575373, 92767164, 139150746, 278301492]

約数ペア:

[(1, 278301492), (2, 139150746), (3, 92767164), (4, 69575373), (6, 46383582), (7, 39757356), (9, 30922388), (12, 23191791), (14, 19878678), (17, 16370676), (18, 15461194), (21, 13252452), (28, 9939339), (34, 8185338), (36, 7730597), (42, 6626226), (51, 5456892), (63, 4417484), (68, 4092669), (84, 3313113), (102, 2728446), (119, 2338668), (126, 2208742), (153, 1818964), (167, 1666476), (204, 1364223), (238, 1169334), (252, 1104371), (306, 909482), (334, 833238), (357, 779556), (389, 715428), (476, 584667), (501, 555492), (612, 454741), (668, 416619), (714, 389778), (778, 357714), (1002, 277746), (1071, 259852), (1167, 238476), (1169, 238068), (1428, 194889), (1503, 185164), (1556, 178857), (2004, 138873), (2142, 129926), (2334, 119238), (2338, 119034), (2723, 102204), (2839, 98028), (3006, 92582), (3501, 79492), (3507, 79356), (4284, 64963), (4668, 59619), (4676, 59517), (5446, 51102), (5678, 49014), (6012, 46291), (6613, 42084), (7002, 39746), (7014, 39678), (8169, 34068), (8517, 32676), (10521, 26452), (10892, 25551), (11356, 24507), (13226, 21042), (14004, 19873), (14028, 19839), (16338, 17034)]