672503440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{7459}}^1$

素因数の和:7509

約数の個数: 120

約数和(自身を含む): 1898182080

約数和(自身を除く): 1225678640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 161, 184, 196, 230, 245, 280, 322, 368, 392, 460, 490, 560, 644, 784, 805, 920, 980, 1127, 1288, 1610, 1840, 1960, 2254, 2576, 3220, 3920, 4508, 5635, 6440, 7459, 9016, 11270, 12880, 14918, 18032, 22540, 29836, 37295, 45080, 52213, 59672, 74590, 90160, 104426, 119344, 149180, 171557, 208852, 261065, 298360, 343114, 365491, 417704, 522130, 596720, 686228, 730982, 835408, 857785, 1044260, 1200899, 1372456, 1461964, 1715570, 1827455, 2088520, 2401798, 2744912, 2923928, 3431140, 3654910, 4177040, 4803596, 5847856, 6004495, 6862280, 7309820, 8406293, 9607192, 12008990, 13724560, 14619640, 16812586, 19214384, 24017980, 29239280, 33625172, 42031465, 48035960, 67250344, 84062930, 96071920, 134500688, 168125860, 336251720, 672503440]

約数ペア:

[(1, 672503440), (2, 336251720), (4, 168125860), (5, 134500688), (7, 96071920), (8, 84062930), (10, 67250344), (14, 48035960), (16, 42031465), (20, 33625172), (23, 29239280), (28, 24017980), (35, 19214384), (40, 16812586), (46, 14619640), (49, 13724560), (56, 12008990), (70, 9607192), (80, 8406293), (92, 7309820), (98, 6862280), (112, 6004495), (115, 5847856), (140, 4803596), (161, 4177040), (184, 3654910), (196, 3431140), (230, 2923928), (245, 2744912), (280, 2401798), (322, 2088520), (368, 1827455), (392, 1715570), (460, 1461964), (490, 1372456), (560, 1200899), (644, 1044260), (784, 857785), (805, 835408), (920, 730982), (980, 686228), (1127, 596720), (1288, 522130), (1610, 417704), (1840, 365491), (1960, 343114), (2254, 298360), (2576, 261065), (3220, 208852), (3920, 171557), (4508, 149180), (5635, 119344), (6440, 104426), (7459, 90160), (9016, 74590), (11270, 59672), (12880, 52213), (14918, 45080), (18032, 37295), (22540, 29836)]