489489616

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{269}}^1$

素因数の和:513

約数の個数: 120

約数和(自身を含む): 1213716960

約数和(自身を除く): 724227344

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 211, 269, 308, 392, 422, 538, 539, 616, 784, 844, 1076, 1078, 1232, 1477, 1688, 1883, 2152, 2156, 2321, 2954, 2959, 3376, 3766, 4304, 4312, 4642, 5908, 5918, 7532, 8624, 9284, 10339, 11816, 11836, 13181, 15064, 16247, 18568, 20678, 20713, 23632, 23672, 26362, 30128, 32494, 37136, 41356, 41426, 47344, 52724, 56759, 64988, 82712, 82852, 105448, 113518, 113729, 129976, 144991, 165424, 165704, 210896, 227036, 227458, 259952, 289982, 331408, 397313, 454072, 454916, 579964, 624349, 794626, 908144, 909832, 1159928, 1248698, 1589252, 1819664, 2319856, 2497396, 2781191, 3178504, 4370443, 4994792, 5562382, 6357008, 8740886, 9989584, 11124764, 17481772, 22249528, 30593101, 34963544, 44499056, 61186202, 69927088, 122372404, 244744808, 489489616]

約数ペア:

[(1, 489489616), (2, 244744808), (4, 122372404), (7, 69927088), (8, 61186202), (11, 44499056), (14, 34963544), (16, 30593101), (22, 22249528), (28, 17481772), (44, 11124764), (49, 9989584), (56, 8740886), (77, 6357008), (88, 5562382), (98, 4994792), (112, 4370443), (154, 3178504), (176, 2781191), (196, 2497396), (211, 2319856), (269, 1819664), (308, 1589252), (392, 1248698), (422, 1159928), (538, 909832), (539, 908144), (616, 794626), (784, 624349), (844, 579964), (1076, 454916), (1078, 454072), (1232, 397313), (1477, 331408), (1688, 289982), (1883, 259952), (2152, 227458), (2156, 227036), (2321, 210896), (2954, 165704), (2959, 165424), (3376, 144991), (3766, 129976), (4304, 113729), (4312, 113518), (4642, 105448), (5908, 82852), (5918, 82712), (7532, 64988), (8624, 56759), (9284, 52724), (10339, 47344), (11816, 41426), (11836, 41356), (13181, 37136), (15064, 32494), (16247, 30128), (18568, 26362), (20678, 23672), (20713, 23632)]