209989504

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{439}}^1$

素因数の和:591

約数の個数: 64

約数和(自身を含む): 434887200

約数和(自身を除く): 224897696

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 101, 128, 148, 202, 296, 404, 439, 592, 808, 878, 1184, 1616, 1756, 2368, 3232, 3512, 3737, 4736, 6464, 7024, 7474, 12928, 14048, 14948, 16243, 28096, 29896, 32486, 44339, 56192, 59792, 64972, 88678, 119584, 129944, 177356, 239168, 259888, 354712, 478336, 519776, 709424, 1039552, 1418848, 1640543, 2079104, 2837696, 3281086, 5675392, 6562172, 13124344, 26248688, 52497376, 104994752, 209989504]

約数ペア:

[(1, 209989504), (2, 104994752), (4, 52497376), (8, 26248688), (16, 13124344), (32, 6562172), (37, 5675392), (64, 3281086), (74, 2837696), (101, 2079104), (128, 1640543), (148, 1418848), (202, 1039552), (296, 709424), (404, 519776), (439, 478336), (592, 354712), (808, 259888), (878, 239168), (1184, 177356), (1616, 129944), (1756, 119584), (2368, 88678), (3232, 64972), (3512, 59792), (3737, 56192), (4736, 44339), (6464, 32486), (7024, 29896), (7474, 28096), (12928, 16243), (14048, 14948)]