78055956

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{449}}^1$

素因数の和:909

約数の個数: 72

約数和(自身を含む): 216216000

約数和(自身を除く): 138160044

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 439, 449, 878, 898, 1317, 1347, 1756, 1796, 2634, 2694, 3951, 4041, 4829, 4939, 5268, 5388, 7902, 8082, 9658, 9878, 14487, 14817, 15804, 16164, 19316, 19756, 28974, 29634, 43461, 44451, 57948, 59268, 86922, 88902, 173844, 177804, 197111, 394222, 591333, 788444, 1182666, 1773999, 2168221, 2365332, 3547998, 4336442, 6504663, 7095996, 8672884, 13009326, 19513989, 26018652, 39027978, 78055956]

約数ペア:

[(1, 78055956), (2, 39027978), (3, 26018652), (4, 19513989), (6, 13009326), (9, 8672884), (11, 7095996), (12, 6504663), (18, 4336442), (22, 3547998), (33, 2365332), (36, 2168221), (44, 1773999), (66, 1182666), (99, 788444), (132, 591333), (198, 394222), (396, 197111), (439, 177804), (449, 173844), (878, 88902), (898, 86922), (1317, 59268), (1347, 57948), (1756, 44451), (1796, 43461), (2634, 29634), (2694, 28974), (3951, 19756), (4041, 19316), (4829, 16164), (4939, 15804), (5268, 14817), (5388, 14487), (7902, 9878), (8082, 9658)]