88309480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2269}}^1$

素因数の和:2426

約数の個数: 64

約数和(自身を含む): 228816000

約数和(自身を除く): 140506520

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, 2269, 2780, 3892, 4538, 4865, 5560, 7784, 9076, 9730, 11345, 15883, 18152, 19460, 22690, 31766, 38920, 45380, 63532, 79415, 90760, 127064, 158830, 315391, 317660, 630782, 635320, 1261564, 1576955, 2207737, 2523128, 3153910, 4415474, 6307820, 8830948, 11038685, 12615640, 17661896, 22077370, 44154740, 88309480]

約数ペア:

[(1, 88309480), (2, 44154740), (4, 22077370), (5, 17661896), (7, 12615640), (8, 11038685), (10, 8830948), (14, 6307820), (20, 4415474), (28, 3153910), (35, 2523128), (40, 2207737), (56, 1576955), (70, 1261564), (139, 635320), (140, 630782), (278, 317660), (280, 315391), (556, 158830), (695, 127064), (973, 90760), (1112, 79415), (1390, 63532), (1946, 45380), (2269, 38920), (2780, 31766), (3892, 22690), (4538, 19460), (4865, 18152), (5560, 15883), (7784, 11345), (9076, 9730)]