90747440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{467}}^1$

素因数の和:834

約数の個数: 80

約数和(自身を含む): 242341632

約数和(自身を除く): 151594192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 347, 467, 560, 694, 934, 1388, 1735, 1868, 2335, 2429, 2776, 3269, 3470, 3736, 4670, 4858, 5552, 6538, 6940, 7472, 9340, 9716, 12145, 13076, 13880, 16345, 18680, 19432, 24290, 26152, 27760, 32690, 37360, 38864, 48580, 52304, 65380, 97160, 130760, 162049, 194320, 261520, 324098, 648196, 810245, 1134343, 1296392, 1620490, 2268686, 2592784, 3240980, 4537372, 5671715, 6481960, 9074744, 11343430, 12963920, 18149488, 22686860, 45373720, 90747440]

約数ペア:

[(1, 90747440), (2, 45373720), (4, 22686860), (5, 18149488), (7, 12963920), (8, 11343430), (10, 9074744), (14, 6481960), (16, 5671715), (20, 4537372), (28, 3240980), (35, 2592784), (40, 2268686), (56, 1620490), (70, 1296392), (80, 1134343), (112, 810245), (140, 648196), (280, 324098), (347, 261520), (467, 194320), (560, 162049), (694, 130760), (934, 97160), (1388, 65380), (1735, 52304), (1868, 48580), (2335, 38864), (2429, 37360), (2776, 32690), (3269, 27760), (3470, 26152), (3736, 24290), (4670, 19432), (4858, 18680), (5552, 16345), (6538, 13880), (6940, 13076), (7472, 12145), (9340, 9716)]