139786648

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1151}}^1$

素因数の和:1240

約数の個数: 64

約数和(自身を含む): 298598400

約数和(自身を除く): 158811752

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 47, 68, 76, 94, 136, 152, 188, 323, 376, 646, 799, 893, 1151, 1292, 1598, 1786, 2302, 2584, 3196, 3572, 4604, 6392, 7144, 9208, 15181, 19567, 21869, 30362, 39134, 43738, 54097, 60724, 78268, 87476, 108194, 121448, 156536, 174952, 216388, 371773, 432776, 743546, 919649, 1027843, 1487092, 1839298, 2055686, 2974184, 3678596, 4111372, 7357192, 8222744, 17473331, 34946662, 69893324, 139786648]

約数ペア:

[(1, 139786648), (2, 69893324), (4, 34946662), (8, 17473331), (17, 8222744), (19, 7357192), (34, 4111372), (38, 3678596), (47, 2974184), (68, 2055686), (76, 1839298), (94, 1487092), (136, 1027843), (152, 919649), (188, 743546), (323, 432776), (376, 371773), (646, 216388), (799, 174952), (893, 156536), (1151, 121448), (1292, 108194), (1598, 87476), (1786, 78268), (2302, 60724), (2584, 54097), (3196, 43738), (3572, 39134), (4604, 30362), (6392, 21869), (7144, 19567), (9208, 15181)]