1640343768

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{43013}}^1$

素因数の和:43256

約数の個数: 64

約数和(自身を含む): 4707452160

約数和(自身を除く): 3067108392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 227, 454, 681, 908, 1362, 1589, 1816, 2724, 3178, 4767, 5448, 6356, 9534, 12712, 19068, 38136, 43013, 86026, 129039, 172052, 258078, 301091, 344104, 516156, 602182, 903273, 1032312, 1204364, 1806546, 2408728, 3613092, 7226184, 9763951, 19527902, 29291853, 39055804, 58583706, 68347657, 78111608, 117167412, 136695314, 205042971, 234334824, 273390628, 410085942, 546781256, 820171884, 1640343768]

約数ペア:

[(1, 1640343768), (2, 820171884), (3, 546781256), (4, 410085942), (6, 273390628), (7, 234334824), (8, 205042971), (12, 136695314), (14, 117167412), (21, 78111608), (24, 68347657), (28, 58583706), (42, 39055804), (56, 29291853), (84, 19527902), (168, 9763951), (227, 7226184), (454, 3613092), (681, 2408728), (908, 1806546), (1362, 1204364), (1589, 1032312), (1816, 903273), (2724, 602182), (3178, 516156), (4767, 344104), (5448, 301091), (6356, 258078), (9534, 172052), (12712, 129039), (19068, 86026), (38136, 43013)]