311221764

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:301

約数の個数: 168

約数和(自身を含む): 949948160

約数和(自身を除く): 638726396

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 79, 81, 84, 108, 126, 158, 162, 189, 193, 237, 243, 252, 316, 324, 378, 386, 474, 486, 553, 567, 579, 711, 729, 756, 772, 948, 972, 1106, 1134, 1158, 1351, 1422, 1458, 1659, 1701, 1737, 2133, 2212, 2268, 2316, 2702, 2844, 2916, 3318, 3402, 3474, 4053, 4266, 4977, 5103, 5211, 5404, 6399, 6636, 6804, 6948, 8106, 8532, 9954, 10206, 10422, 12159, 12798, 14931, 15247, 15633, 16212, 19197, 19908, 20412, 20844, 24318, 25596, 29862, 30494, 31266, 36477, 38394, 44793, 45741, 46899, 48636, 57591, 59724, 60988, 62532, 72954, 76788, 89586, 91482, 93798, 106729, 109431, 115182, 134379, 137223, 140697, 145908, 179172, 182964, 187596, 213458, 218862, 230364, 268758, 274446, 281394, 320187, 328293, 403137, 411669, 426916, 437724, 537516, 548892, 562788, 640374, 656586, 806274, 823338, 960561, 984879, 1235007, 1280748, 1313172, 1612548, 1646676, 1921122, 1969758, 2470014, 2881683, 3705021, 3842244, 3939516, 4940028, 5763366, 7410042, 8645049, 11115063, 11526732, 14820084, 17290098, 22230126, 25935147, 34580196, 44460252, 51870294, 77805441, 103740588, 155610882, 311221764]

約数ペア:

[(1, 311221764), (2, 155610882), (3, 103740588), (4, 77805441), (6, 51870294), (7, 44460252), (9, 34580196), (12, 25935147), (14, 22230126), (18, 17290098), (21, 14820084), (27, 11526732), (28, 11115063), (36, 8645049), (42, 7410042), (54, 5763366), (63, 4940028), (79, 3939516), (81, 3842244), (84, 3705021), (108, 2881683), (126, 2470014), (158, 1969758), (162, 1921122), (189, 1646676), (193, 1612548), (237, 1313172), (243, 1280748), (252, 1235007), (316, 984879), (324, 960561), (378, 823338), (386, 806274), (474, 656586), (486, 640374), (553, 562788), (567, 548892), (579, 537516), (711, 437724), (729, 426916), (756, 411669), (772, 403137), (948, 328293), (972, 320187), (1106, 281394), (1134, 274446), (1158, 268758), (1351, 230364), (1422, 218862), (1458, 213458), (1659, 187596), (1701, 182964), (1737, 179172), (2133, 145908), (2212, 140697), (2268, 137223), (2316, 134379), (2702, 115182), (2844, 109431), (2916, 106729), (3318, 93798), (3402, 91482), (3474, 89586), (4053, 76788), (4266, 72954), (4977, 62532), (5103, 60988), (5211, 59724), (5404, 57591), (6399, 48636), (6636, 46899), (6804, 45741), (6948, 44793), (8106, 38394), (8532, 36477), (9954, 31266), (10206, 30494), (10422, 29862), (12159, 25596), (12798, 24318), (14931, 20844), (15247, 20412), (15633, 19908), (16212, 19197)]