254797296

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21491}}^1$

素因数の和:21534

約数の個数: 80

約数和(自身を含む): 746202240

約数和(自身を除く): 491404944

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 38, 39, 48, 52, 57, 76, 78, 104, 114, 152, 156, 208, 228, 247, 304, 312, 456, 494, 624, 741, 912, 988, 1482, 1976, 2964, 3952, 5928, 11856, 21491, 42982, 64473, 85964, 128946, 171928, 257892, 279383, 343856, 408329, 515784, 558766, 816658, 838149, 1031568, 1117532, 1224987, 1633316, 1676298, 2235064, 2449974, 3266632, 3352596, 4470128, 4899948, 5308277, 6533264, 6705192, 9799896, 10616554, 13410384, 15924831, 19599792, 21233108, 31849662, 42466216, 63699324, 84932432, 127398648, 254797296]

約数ペア:

[(1, 254797296), (2, 127398648), (3, 84932432), (4, 63699324), (6, 42466216), (8, 31849662), (12, 21233108), (13, 19599792), (16, 15924831), (19, 13410384), (24, 10616554), (26, 9799896), (38, 6705192), (39, 6533264), (48, 5308277), (52, 4899948), (57, 4470128), (76, 3352596), (78, 3266632), (104, 2449974), (114, 2235064), (152, 1676298), (156, 1633316), (208, 1224987), (228, 1117532), (247, 1031568), (304, 838149), (312, 816658), (456, 558766), (494, 515784), (624, 408329), (741, 343856), (912, 279383), (988, 257892), (1482, 171928), (1976, 128946), (2964, 85964), (3952, 64473), (5928, 42982), (11856, 21491)]