124193720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3191}}^1$

素因数の和:3348

約数の個数: 64

約数和(自身を含む): 321753600

約数和(自身を除く): 197559880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 695, 973, 1112, 1390, 1946, 2780, 3191, 3892, 4865, 5560, 6382, 7784, 9730, 12764, 15955, 19460, 22337, 25528, 31910, 38920, 44674, 63820, 89348, 111685, 127640, 178696, 223370, 443549, 446740, 887098, 893480, 1774196, 2217745, 3104843, 3548392, 4435490, 6209686, 8870980, 12419372, 15524215, 17741960, 24838744, 31048430, 62096860, 124193720]

約数ペア:

[(1, 124193720), (2, 62096860), (4, 31048430), (5, 24838744), (7, 17741960), (8, 15524215), (10, 12419372), (14, 8870980), (20, 6209686), (28, 4435490), (35, 3548392), (40, 3104843), (56, 2217745), (70, 1774196), (139, 893480), (140, 887098), (278, 446740), (280, 443549), (556, 223370), (695, 178696), (973, 127640), (1112, 111685), (1390, 89348), (1946, 63820), (2780, 44674), (3191, 38920), (3892, 31910), (4865, 25528), (5560, 22337), (6382, 19460), (7784, 15955), (9730, 12764)]