388473864

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:315

約数の個数: 128

約数和(自身を含む): 1049932800

約数和(自身を除く): 661458936

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 61, 69, 83, 92, 122, 138, 139, 166, 183, 184, 244, 249, 276, 278, 332, 366, 417, 488, 498, 552, 556, 664, 732, 834, 996, 1112, 1403, 1464, 1668, 1909, 1992, 2806, 3197, 3336, 3818, 4209, 5063, 5612, 5727, 6394, 7636, 8418, 8479, 9591, 10126, 11224, 11454, 11537, 12788, 15189, 15272, 16836, 16958, 19182, 20252, 22908, 23074, 25437, 25576, 30378, 33672, 33916, 34611, 38364, 40504, 45816, 46148, 50874, 60756, 67832, 69222, 76728, 92296, 101748, 116449, 121512, 138444, 195017, 203496, 232898, 265351, 276888, 349347, 390034, 465796, 530702, 585051, 698694, 703757, 780068, 796053, 931592, 1061404, 1170102, 1397388, 1407514, 1560136, 1592106, 2111271, 2122808, 2340204, 2794776, 2815028, 3184212, 4222542, 4680408, 5630056, 6368424, 8445084, 16186411, 16890168, 32372822, 48559233, 64745644, 97118466, 129491288, 194236932, 388473864]

約数ペア:

[(1, 388473864), (2, 194236932), (3, 129491288), (4, 97118466), (6, 64745644), (8, 48559233), (12, 32372822), (23, 16890168), (24, 16186411), (46, 8445084), (61, 6368424), (69, 5630056), (83, 4680408), (92, 4222542), (122, 3184212), (138, 2815028), (139, 2794776), (166, 2340204), (183, 2122808), (184, 2111271), (244, 1592106), (249, 1560136), (276, 1407514), (278, 1397388), (332, 1170102), (366, 1061404), (417, 931592), (488, 796053), (498, 780068), (552, 703757), (556, 698694), (664, 585051), (732, 530702), (834, 465796), (996, 390034), (1112, 349347), (1403, 276888), (1464, 265351), (1668, 232898), (1909, 203496), (1992, 195017), (2806, 138444), (3197, 121512), (3336, 116449), (3818, 101748), (4209, 92296), (5063, 76728), (5612, 69222), (5727, 67832), (6394, 60756), (7636, 50874), (8418, 46148), (8479, 45816), (9591, 40504), (10126, 38364), (11224, 34611), (11454, 33916), (11537, 33672), (12788, 30378), (15189, 25576), (15272, 25437), (16836, 23074), (16958, 22908), (19182, 20252)]