90891972

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1601}}^1$

素因数の和:1713

約数の個数: 72

約数和(自身を含む): 244913760

約数和(自身を除く): 154021788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 83, 114, 166, 171, 228, 249, 332, 342, 498, 684, 747, 996, 1494, 1577, 1601, 2988, 3154, 3202, 4731, 4803, 6308, 6404, 9462, 9606, 14193, 14409, 18924, 19212, 28386, 28818, 30419, 56772, 57636, 60838, 91257, 121676, 132883, 182514, 265766, 273771, 365028, 398649, 531532, 547542, 797298, 1095084, 1195947, 1594596, 2391894, 2524777, 4783788, 5049554, 7574331, 10099108, 15148662, 22722993, 30297324, 45445986, 90891972]

約数ペア:

[(1, 90891972), (2, 45445986), (3, 30297324), (4, 22722993), (6, 15148662), (9, 10099108), (12, 7574331), (18, 5049554), (19, 4783788), (36, 2524777), (38, 2391894), (57, 1594596), (76, 1195947), (83, 1095084), (114, 797298), (166, 547542), (171, 531532), (228, 398649), (249, 365028), (332, 273771), (342, 265766), (498, 182514), (684, 132883), (747, 121676), (996, 91257), (1494, 60838), (1577, 57636), (1601, 56772), (2988, 30419), (3154, 28818), (3202, 28386), (4731, 19212), (4803, 18924), (6308, 14409), (6404, 14193), (9462, 9606)]