247105792

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{503}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 525389760

約数和(自身を除く): 278283968

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 101, 128, 152, 202, 256, 304, 404, 503, 608, 808, 1006, 1216, 1616, 1919, 2012, 2432, 3232, 3838, 4024, 4864, 6464, 7676, 8048, 9557, 12928, 15352, 16096, 19114, 25856, 30704, 32192, 38228, 50803, 61408, 64384, 76456, 101606, 122816, 128768, 152912, 203212, 245632, 305824, 406424, 491264, 611648, 812848, 965257, 1223296, 1625696, 1930514, 2446592, 3251392, 3861028, 6502784, 7722056, 13005568, 15444112, 30888224, 61776448, 123552896, 247105792]

約数ペア:

[(1, 247105792), (2, 123552896), (4, 61776448), (8, 30888224), (16, 15444112), (19, 13005568), (32, 7722056), (38, 6502784), (64, 3861028), (76, 3251392), (101, 2446592), (128, 1930514), (152, 1625696), (202, 1223296), (256, 965257), (304, 812848), (404, 611648), (503, 491264), (608, 406424), (808, 305824), (1006, 245632), (1216, 203212), (1616, 152912), (1919, 128768), (2012, 122816), (2432, 101606), (3232, 76456), (3838, 64384), (4024, 61408), (4864, 50803), (6464, 38228), (7676, 32192), (8048, 30704), (9557, 25856), (12928, 19114), (15352, 16096)]