2178652080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{825247}}^1$

素因数の和:825274

約数の個数: 80

約数和(自身を含む): 7367814144

約数和(自身を除く): 5189162064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 825247, 1650494, 2475741, 3300988, 4126235, 4951482, 6601976, 8252470, 9077717, 9902964, 12378705, 13203952, 16504940, 18155434, 19805928, 24757410, 27233151, 33009880, 36310868, 39611856, 45388585, 49514820, 54466302, 66019760, 72621736, 90777170, 99029640, 108932604, 136165755, 145243472, 181554340, 198059280, 217865208, 272331510, 363108680, 435730416, 544663020, 726217360, 1089326040, 2178652080]

約数ペア:

[(1, 2178652080), (2, 1089326040), (3, 726217360), (4, 544663020), (5, 435730416), (6, 363108680), (8, 272331510), (10, 217865208), (11, 198059280), (12, 181554340), (15, 145243472), (16, 136165755), (20, 108932604), (22, 99029640), (24, 90777170), (30, 72621736), (33, 66019760), (40, 54466302), (44, 49514820), (48, 45388585), (55, 39611856), (60, 36310868), (66, 33009880), (80, 27233151), (88, 24757410), (110, 19805928), (120, 18155434), (132, 16504940), (165, 13203952), (176, 12378705), (220, 9902964), (240, 9077717), (264, 8252470), (330, 6601976), (440, 4951482), (528, 4126235), (660, 3300988), (880, 2475741), (1320, 1650494), (2640, 825247)]