155197280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{138569}}^1$

素因数の和:138591

約数の個数: 48

約数和(自身を含む): 419035680

約数和(自身を除く): 263838400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 138569, 277138, 554276, 692845, 969983, 1108552, 1385690, 1939966, 2217104, 2771380, 3879932, 4434208, 4849915, 5542760, 7759864, 9699830, 11085520, 15519728, 19399660, 22171040, 31039456, 38799320, 77598640, 155197280]

約数ペア:

[(1, 155197280), (2, 77598640), (4, 38799320), (5, 31039456), (7, 22171040), (8, 19399660), (10, 15519728), (14, 11085520), (16, 9699830), (20, 7759864), (28, 5542760), (32, 4849915), (35, 4434208), (40, 3879932), (56, 2771380), (70, 2217104), (80, 1939966), (112, 1385690), (140, 1108552), (160, 969983), (224, 692845), (280, 554276), (560, 277138), (1120, 138569)]