7979220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{457}}^1$

素因数の和:569

約数の個数: 72

約数和(自身を含む): 24506664

約数和(自身を除く): 16527444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 457, 485, 582, 873, 914, 970, 1164, 1371, 1455, 1746, 1828, 1940, 2285, 2742, 2910, 3492, 4113, 4365, 4570, 5484, 5820, 6855, 8226, 8730, 9140, 13710, 16452, 17460, 20565, 27420, 41130, 44329, 82260, 88658, 132987, 177316, 221645, 265974, 398961, 443290, 531948, 664935, 797922, 886580, 1329870, 1595844, 1994805, 2659740, 3989610, 7979220]

約数ペア:

[(1, 7979220), (2, 3989610), (3, 2659740), (4, 1994805), (5, 1595844), (6, 1329870), (9, 886580), (10, 797922), (12, 664935), (15, 531948), (18, 443290), (20, 398961), (30, 265974), (36, 221645), (45, 177316), (60, 132987), (90, 88658), (97, 82260), (180, 44329), (194, 41130), (291, 27420), (388, 20565), (457, 17460), (485, 16452), (582, 13710), (873, 9140), (914, 8730), (970, 8226), (1164, 6855), (1371, 5820), (1455, 5484), (1746, 4570), (1828, 4365), (1940, 4113), (2285, 3492), (2742, 2910)]