321181608

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:439

約数の個数: 128

約数和(自身を含む): 910103040

約数和(自身を除く): 588921432

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 37, 44, 66, 74, 88, 111, 131, 132, 148, 222, 251, 262, 264, 296, 393, 407, 444, 502, 524, 753, 786, 814, 888, 1004, 1048, 1221, 1441, 1506, 1572, 1628, 2008, 2442, 2761, 2882, 3012, 3144, 3256, 4323, 4847, 4884, 5522, 5764, 6024, 8283, 8646, 9287, 9694, 9768, 11044, 11528, 14541, 16566, 17292, 18574, 19388, 22088, 27861, 29082, 32881, 33132, 34584, 37148, 38776, 53317, 55722, 58164, 65762, 66264, 74296, 98643, 102157, 106634, 111444, 116328, 131524, 159951, 197286, 204314, 213268, 222888, 263048, 306471, 319902, 361691, 394572, 408628, 426536, 612942, 639804, 723382, 789144, 817256, 1085073, 1216597, 1225884, 1279608, 1446764, 2170146, 2433194, 2451768, 2893528, 3649791, 4340292, 4866388, 7299582, 8680584, 9732776, 13382567, 14599164, 26765134, 29198328, 40147701, 53530268, 80295402, 107060536, 160590804, 321181608]

約数ペア:

[(1, 321181608), (2, 160590804), (3, 107060536), (4, 80295402), (6, 53530268), (8, 40147701), (11, 29198328), (12, 26765134), (22, 14599164), (24, 13382567), (33, 9732776), (37, 8680584), (44, 7299582), (66, 4866388), (74, 4340292), (88, 3649791), (111, 2893528), (131, 2451768), (132, 2433194), (148, 2170146), (222, 1446764), (251, 1279608), (262, 1225884), (264, 1216597), (296, 1085073), (393, 817256), (407, 789144), (444, 723382), (502, 639804), (524, 612942), (753, 426536), (786, 408628), (814, 394572), (888, 361691), (1004, 319902), (1048, 306471), (1221, 263048), (1441, 222888), (1506, 213268), (1572, 204314), (1628, 197286), (2008, 159951), (2442, 131524), (2761, 116328), (2882, 111444), (3012, 106634), (3144, 102157), (3256, 98643), (4323, 74296), (4847, 66264), (4884, 65762), (5522, 58164), (5764, 55722), (6024, 53317), (8283, 38776), (8646, 37148), (9287, 34584), (9694, 33132), (9768, 32881), (11044, 29082), (11528, 27861), (14541, 22088), (16566, 19388), (17292, 18574)]