72317916

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:232

約数の個数: 144

約数和(自身を含む): 212179968

約数和(自身を除く): 139862052

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 31, 33, 36, 43, 44, 62, 66, 86, 93, 99, 124, 129, 132, 137, 172, 186, 198, 258, 274, 279, 341, 372, 387, 396, 411, 473, 516, 548, 558, 682, 774, 822, 946, 1023, 1116, 1233, 1333, 1364, 1419, 1507, 1548, 1644, 1892, 2046, 2466, 2666, 2838, 3014, 3069, 3999, 4092, 4247, 4257, 4521, 4932, 5332, 5676, 5891, 6028, 6138, 7998, 8494, 8514, 9042, 11782, 11997, 12276, 12741, 13563, 14663, 15996, 16988, 17028, 17673, 18084, 23564, 23994, 25482, 27126, 29326, 35346, 38223, 43989, 46717, 47988, 50964, 53019, 54252, 58652, 64801, 70692, 76446, 87978, 93434, 106038, 129602, 131967, 140151, 152892, 175956, 182621, 186868, 194403, 212076, 259204, 263934, 280302, 365242, 388806, 420453, 527868, 547863, 560604, 583209, 730484, 777612, 840906, 1095726, 1166418, 1643589, 1681812, 2008831, 2191452, 2332836, 3287178, 4017662, 6026493, 6574356, 8035324, 12052986, 18079479, 24105972, 36158958, 72317916]

約数ペア:

[(1, 72317916), (2, 36158958), (3, 24105972), (4, 18079479), (6, 12052986), (9, 8035324), (11, 6574356), (12, 6026493), (18, 4017662), (22, 3287178), (31, 2332836), (33, 2191452), (36, 2008831), (43, 1681812), (44, 1643589), (62, 1166418), (66, 1095726), (86, 840906), (93, 777612), (99, 730484), (124, 583209), (129, 560604), (132, 547863), (137, 527868), (172, 420453), (186, 388806), (198, 365242), (258, 280302), (274, 263934), (279, 259204), (341, 212076), (372, 194403), (387, 186868), (396, 182621), (411, 175956), (473, 152892), (516, 140151), (548, 131967), (558, 129602), (682, 106038), (774, 93434), (822, 87978), (946, 76446), (1023, 70692), (1116, 64801), (1233, 58652), (1333, 54252), (1364, 53019), (1419, 50964), (1507, 47988), (1548, 46717), (1644, 43989), (1892, 38223), (2046, 35346), (2466, 29326), (2666, 27126), (2838, 25482), (3014, 23994), (3069, 23564), (3999, 18084), (4092, 17673), (4247, 17028), (4257, 16988), (4521, 15996), (4932, 14663), (5332, 13563), (5676, 12741), (5891, 12276), (6028, 11997), (6138, 11782), (7998, 9042), (8494, 8514)]