320419782

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{19801}}^1$

素因数の和:19869

約数の個数: 48

約数和(自身を含む): 741386880

約数和(自身を除く): 420967098

約数列:

[1, 2, 3, 6, 9, 18, 29, 31, 58, 62, 87, 93, 174, 186, 261, 279, 522, 558, 899, 1798, 2697, 5394, 8091, 16182, 19801, 39602, 59403, 118806, 178209, 356418, 574229, 613831, 1148458, 1227662, 1722687, 1841493, 3445374, 3682986, 5168061, 5524479, 10336122, 11048958, 17801099, 35602198, 53403297, 106806594, 160209891, 320419782]

約数ペア:

[(1, 320419782), (2, 160209891), (3, 106806594), (6, 53403297), (9, 35602198), (18, 17801099), (29, 11048958), (31, 10336122), (58, 5524479), (62, 5168061), (87, 3682986), (93, 3445374), (174, 1841493), (186, 1722687), (261, 1227662), (279, 1148458), (522, 613831), (558, 574229), (899, 356418), (1798, 178209), (2697, 118806), (5394, 59403), (8091, 39602), (16182, 19801)]