878397840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{15443}}^1$

素因数の和:15541

約数の個数: 120

約数和(自身を含む): 2987487360

約数和(自身を除く): 2109089520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 474, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1580, 1896, 2370, 2844, 3160, 3555, 3792, 4740, 5688, 6320, 7110, 9480, 11376, 14220, 15443, 18960, 28440, 30886, 46329, 56880, 61772, 77215, 92658, 123544, 138987, 154430, 185316, 231645, 247088, 277974, 308860, 370632, 463290, 555948, 617720, 694935, 741264, 926580, 1111896, 1219997, 1235440, 1389870, 1853160, 2223792, 2439994, 2779740, 3659991, 3706320, 4879988, 5559480, 6099985, 7319982, 9759976, 10979973, 11118960, 12199970, 14639964, 18299955, 19519952, 21959946, 24399940, 29279928, 36599910, 43919892, 48799880, 54899865, 58559856, 73199820, 87839784, 97599760, 109799730, 146399640, 175679568, 219599460, 292799280, 439198920, 878397840]

約数ペア:

[(1, 878397840), (2, 439198920), (3, 292799280), (4, 219599460), (5, 175679568), (6, 146399640), (8, 109799730), (9, 97599760), (10, 87839784), (12, 73199820), (15, 58559856), (16, 54899865), (18, 48799880), (20, 43919892), (24, 36599910), (30, 29279928), (36, 24399940), (40, 21959946), (45, 19519952), (48, 18299955), (60, 14639964), (72, 12199970), (79, 11118960), (80, 10979973), (90, 9759976), (120, 7319982), (144, 6099985), (158, 5559480), (180, 4879988), (237, 3706320), (240, 3659991), (316, 2779740), (360, 2439994), (395, 2223792), (474, 1853160), (632, 1389870), (711, 1235440), (720, 1219997), (790, 1111896), (948, 926580), (1185, 741264), (1264, 694935), (1422, 617720), (1580, 555948), (1896, 463290), (2370, 370632), (2844, 308860), (3160, 277974), (3555, 247088), (3792, 231645), (4740, 185316), (5688, 154430), (6320, 138987), (7110, 123544), (9480, 92658), (11376, 77215), (14220, 61772), (15443, 56880), (18960, 46329), (28440, 30886)]