278021216

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{1217}}^1$

素因数の和:1308

約数の個数: 72

約数和(自身を含む): 612337320

約数和(自身を除く): 334316104

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 59, 88, 118, 121, 176, 236, 242, 352, 472, 484, 649, 944, 968, 1217, 1298, 1888, 1936, 2434, 2596, 3872, 4868, 5192, 7139, 9736, 10384, 13387, 14278, 19472, 20768, 26774, 28556, 38944, 53548, 57112, 71803, 107096, 114224, 143606, 147257, 214192, 228448, 287212, 294514, 428384, 574424, 589028, 789833, 1148848, 1178056, 1579666, 2297696, 2356112, 3159332, 4712224, 6318664, 8688163, 12637328, 17376326, 25274656, 34752652, 69505304, 139010608, 278021216]

約数ペア:

[(1, 278021216), (2, 139010608), (4, 69505304), (8, 34752652), (11, 25274656), (16, 17376326), (22, 12637328), (32, 8688163), (44, 6318664), (59, 4712224), (88, 3159332), (118, 2356112), (121, 2297696), (176, 1579666), (236, 1178056), (242, 1148848), (352, 789833), (472, 589028), (484, 574424), (649, 428384), (944, 294514), (968, 287212), (1217, 228448), (1298, 214192), (1888, 147257), (1936, 143606), (2434, 114224), (2596, 107096), (3872, 71803), (4868, 57112), (5192, 53548), (7139, 38944), (9736, 28556), (10384, 26774), (13387, 20768), (14278, 19472)]