15254120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{347}}^1$

素因数の和:522

約数の個数: 64

約数和(自身を含む): 39588480

約数和(自身を除く): 24334360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 314, 347, 628, 694, 785, 1099, 1256, 1388, 1570, 1735, 2198, 2429, 2776, 3140, 3470, 4396, 4858, 5495, 6280, 6940, 8792, 9716, 10990, 12145, 13880, 19432, 21980, 24290, 43960, 48580, 54479, 97160, 108958, 217916, 272395, 381353, 435832, 544790, 762706, 1089580, 1525412, 1906765, 2179160, 3050824, 3813530, 7627060, 15254120]

約数ペア:

[(1, 15254120), (2, 7627060), (4, 3813530), (5, 3050824), (7, 2179160), (8, 1906765), (10, 1525412), (14, 1089580), (20, 762706), (28, 544790), (35, 435832), (40, 381353), (56, 272395), (70, 217916), (140, 108958), (157, 97160), (280, 54479), (314, 48580), (347, 43960), (628, 24290), (694, 21980), (785, 19432), (1099, 13880), (1256, 12145), (1388, 10990), (1570, 9716), (1735, 8792), (2198, 6940), (2429, 6280), (2776, 5495), (3140, 4858), (3470, 4396)]