30239468

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:183

約数の個数: 72

約数和(自身を含む): 65155104

約数和(自身を除く): 34915636

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 53, 71, 82, 98, 106, 142, 164, 196, 212, 284, 287, 371, 497, 574, 742, 994, 1148, 1484, 1988, 2009, 2173, 2597, 2911, 3479, 3763, 4018, 4346, 5194, 5822, 6958, 7526, 8036, 8692, 10388, 11644, 13916, 15052, 15211, 20377, 26341, 30422, 40754, 52682, 60844, 81508, 105364, 106477, 142639, 154283, 184387, 212954, 285278, 308566, 368774, 425908, 570556, 617132, 737548, 1079981, 2159962, 4319924, 7559867, 15119734, 30239468]

約数ペア:

[(1, 30239468), (2, 15119734), (4, 7559867), (7, 4319924), (14, 2159962), (28, 1079981), (41, 737548), (49, 617132), (53, 570556), (71, 425908), (82, 368774), (98, 308566), (106, 285278), (142, 212954), (164, 184387), (196, 154283), (212, 142639), (284, 106477), (287, 105364), (371, 81508), (497, 60844), (574, 52682), (742, 40754), (994, 30422), (1148, 26341), (1484, 20377), (1988, 15211), (2009, 15052), (2173, 13916), (2597, 11644), (2911, 10388), (3479, 8692), (3763, 8036), (4018, 7526), (4346, 6958), (5194, 5822)]