78838410

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19759}}^1$

素因数の和:19795

約数の個数: 64

約数和(自身を含む): 227635200

約数和(自身を除く): 148796790

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 19759, 39518, 59277, 98795, 118554, 138313, 197590, 276626, 296385, 375421, 414939, 592770, 691565, 750842, 829878, 1126263, 1383130, 1877105, 2074695, 2252526, 2627947, 3754210, 4149390, 5255894, 5631315, 7883841, 11262630, 13139735, 15767682, 26279470, 39419205, 78838410]

約数ペア:

[(1, 78838410), (2, 39419205), (3, 26279470), (5, 15767682), (6, 13139735), (7, 11262630), (10, 7883841), (14, 5631315), (15, 5255894), (19, 4149390), (21, 3754210), (30, 2627947), (35, 2252526), (38, 2074695), (42, 1877105), (57, 1383130), (70, 1126263), (95, 829878), (105, 750842), (114, 691565), (133, 592770), (190, 414939), (210, 375421), (266, 296385), (285, 276626), (399, 197590), (570, 138313), (665, 118554), (798, 98795), (1330, 59277), (1995, 39518), (3990, 19759)]