72157956

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:441

約数の個数: 96

約数和(自身を含む): 192073728

約数和(自身を除く): 119915772

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 43, 52, 62, 78, 86, 93, 124, 129, 156, 172, 186, 258, 347, 372, 403, 516, 559, 694, 806, 1041, 1118, 1209, 1333, 1388, 1612, 1677, 2082, 2236, 2418, 2666, 3354, 3999, 4164, 4511, 4836, 5332, 6708, 7998, 9022, 10757, 13533, 14921, 15996, 17329, 18044, 21514, 27066, 29842, 32271, 34658, 43028, 44763, 51987, 54132, 59684, 64542, 69316, 89526, 103974, 129084, 139841, 179052, 193973, 207948, 279682, 387946, 419523, 462551, 559364, 581919, 775892, 839046, 925102, 1163838, 1387653, 1678092, 1850204, 2327676, 2775306, 5550612, 6013163, 12026326, 18039489, 24052652, 36078978, 72157956]

約数ペア:

[(1, 72157956), (2, 36078978), (3, 24052652), (4, 18039489), (6, 12026326), (12, 6013163), (13, 5550612), (26, 2775306), (31, 2327676), (39, 1850204), (43, 1678092), (52, 1387653), (62, 1163838), (78, 925102), (86, 839046), (93, 775892), (124, 581919), (129, 559364), (156, 462551), (172, 419523), (186, 387946), (258, 279682), (347, 207948), (372, 193973), (403, 179052), (516, 139841), (559, 129084), (694, 103974), (806, 89526), (1041, 69316), (1118, 64542), (1209, 59684), (1333, 54132), (1388, 51987), (1612, 44763), (1677, 43028), (2082, 34658), (2236, 32271), (2418, 29842), (2666, 27066), (3354, 21514), (3999, 18044), (4164, 17329), (4511, 15996), (4836, 14921), (5332, 13533), (6708, 10757), (7998, 9022)]