638974776

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2239}}^1$

素因数の和:2329

約数の個数: 128

約数和(自身を含む): 1857945600

約数和(自身を除く): 1218970824

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 23, 24, 33, 44, 46, 47, 66, 69, 88, 92, 94, 132, 138, 141, 184, 188, 253, 264, 276, 282, 376, 506, 517, 552, 564, 759, 1012, 1034, 1081, 1128, 1518, 1551, 2024, 2068, 2162, 2239, 3036, 3102, 3243, 4136, 4324, 4478, 6072, 6204, 6486, 6717, 8648, 8956, 11891, 12408, 12972, 13434, 17912, 23782, 24629, 25944, 26868, 35673, 47564, 49258, 51497, 53736, 71346, 73887, 95128, 98516, 102994, 105233, 142692, 147774, 154491, 197032, 205988, 210466, 285384, 295548, 308982, 315699, 411976, 420932, 566467, 591096, 617964, 631398, 841864, 1132934, 1157563, 1235928, 1262796, 1699401, 2265868, 2315126, 2420359, 2525592, 3398802, 3472689, 4531736, 4630252, 4840718, 6797604, 6945378, 7261077, 9260504, 9681436, 13595208, 13890756, 14522154, 19362872, 26623949, 27781512, 29044308, 53247898, 58088616, 79871847, 106495796, 159743694, 212991592, 319487388, 638974776]

約数ペア:

[(1, 638974776), (2, 319487388), (3, 212991592), (4, 159743694), (6, 106495796), (8, 79871847), (11, 58088616), (12, 53247898), (22, 29044308), (23, 27781512), (24, 26623949), (33, 19362872), (44, 14522154), (46, 13890756), (47, 13595208), (66, 9681436), (69, 9260504), (88, 7261077), (92, 6945378), (94, 6797604), (132, 4840718), (138, 4630252), (141, 4531736), (184, 3472689), (188, 3398802), (253, 2525592), (264, 2420359), (276, 2315126), (282, 2265868), (376, 1699401), (506, 1262796), (517, 1235928), (552, 1157563), (564, 1132934), (759, 841864), (1012, 631398), (1034, 617964), (1081, 591096), (1128, 566467), (1518, 420932), (1551, 411976), (2024, 315699), (2068, 308982), (2162, 295548), (2239, 285384), (3036, 210466), (3102, 205988), (3243, 197032), (4136, 154491), (4324, 147774), (4478, 142692), (6072, 105233), (6204, 102994), (6486, 98516), (6717, 95128), (8648, 73887), (8956, 71346), (11891, 53736), (12408, 51497), (12972, 49258), (13434, 47564), (17912, 35673), (23782, 26868), (24629, 25944)]