2780771880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{50707}}^1$

素因数の和:51178

約数の個数: 64

約数和(自身を含む): 8360735040

約数和(自身を除く): 5579963160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 457, 914, 1371, 1828, 2285, 2742, 3656, 4570, 5484, 6855, 9140, 10968, 13710, 18280, 27420, 50707, 54840, 101414, 152121, 202828, 253535, 304242, 405656, 507070, 608484, 760605, 1014140, 1216968, 1521210, 2028280, 3042420, 6084840, 23173099, 46346198, 69519297, 92692396, 115865495, 139038594, 185384792, 231730990, 278077188, 347596485, 463461980, 556154376, 695192970, 926923960, 1390385940, 2780771880]

約数ペア:

[(1, 2780771880), (2, 1390385940), (3, 926923960), (4, 695192970), (5, 556154376), (6, 463461980), (8, 347596485), (10, 278077188), (12, 231730990), (15, 185384792), (20, 139038594), (24, 115865495), (30, 92692396), (40, 69519297), (60, 46346198), (120, 23173099), (457, 6084840), (914, 3042420), (1371, 2028280), (1828, 1521210), (2285, 1216968), (2742, 1014140), (3656, 760605), (4570, 608484), (5484, 507070), (6855, 405656), (9140, 304242), (10968, 253535), (13710, 202828), (18280, 152121), (27420, 101414), (50707, 54840)]