287303072

素因数分解:

$2^5\times 7^2\times {\mathrm{41}}^2\times {\mathrm{109}}^1$

素因数の和:215

約数の個数: 108

約数和(自身を含む): 680602230

約数和(自身を除く): 393299158

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 49, 56, 82, 98, 109, 112, 164, 196, 218, 224, 287, 328, 392, 436, 574, 656, 763, 784, 872, 1148, 1312, 1526, 1568, 1681, 1744, 2009, 2296, 3052, 3362, 3488, 4018, 4469, 4592, 5341, 6104, 6724, 8036, 8938, 9184, 10682, 11767, 12208, 13448, 16072, 17876, 21364, 23534, 24416, 26896, 31283, 32144, 35752, 42728, 47068, 53792, 62566, 64288, 71504, 82369, 85456, 94136, 125132, 143008, 164738, 170912, 183229, 188272, 218981, 250264, 329476, 366458, 376544, 437962, 500528, 658952, 732916, 875924, 1001056, 1282603, 1317904, 1465832, 1751848, 2565206, 2635808, 2931664, 3503696, 5130412, 5863328, 7007392, 8978221, 10260824, 17956442, 20521648, 35912884, 41043296, 71825768, 143651536, 287303072]

約数ペア:

[(1, 287303072), (2, 143651536), (4, 71825768), (7, 41043296), (8, 35912884), (14, 20521648), (16, 17956442), (28, 10260824), (32, 8978221), (41, 7007392), (49, 5863328), (56, 5130412), (82, 3503696), (98, 2931664), (109, 2635808), (112, 2565206), (164, 1751848), (196, 1465832), (218, 1317904), (224, 1282603), (287, 1001056), (328, 875924), (392, 732916), (436, 658952), (574, 500528), (656, 437962), (763, 376544), (784, 366458), (872, 329476), (1148, 250264), (1312, 218981), (1526, 188272), (1568, 183229), (1681, 170912), (1744, 164738), (2009, 143008), (2296, 125132), (3052, 94136), (3362, 85456), (3488, 82369), (4018, 71504), (4469, 64288), (4592, 62566), (5341, 53792), (6104, 47068), (6724, 42728), (8036, 35752), (8938, 32144), (9184, 31283), (10682, 26896), (11767, 24416), (12208, 23534), (13448, 21364), (16072, 17876)]