138481712

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:322

約数の個数: 80

約数和(自身を含む): 295219200

約数和(自身を除く): 156737488

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 61, 62, 92, 122, 124, 184, 199, 244, 248, 368, 398, 488, 496, 713, 796, 976, 1403, 1426, 1592, 1891, 2806, 2852, 3184, 3782, 4577, 5612, 5704, 6169, 7564, 9154, 11224, 11408, 12139, 12338, 15128, 18308, 22448, 24278, 24676, 30256, 36616, 43493, 48556, 49352, 73232, 86986, 97112, 98704, 141887, 173972, 194224, 279197, 283774, 347944, 376309, 558394, 567548, 695888, 752618, 1116788, 1135096, 1505236, 2233576, 2270192, 3010472, 4467152, 6020944, 8655107, 17310214, 34620428, 69240856, 138481712]

約数ペア:

[(1, 138481712), (2, 69240856), (4, 34620428), (8, 17310214), (16, 8655107), (23, 6020944), (31, 4467152), (46, 3010472), (61, 2270192), (62, 2233576), (92, 1505236), (122, 1135096), (124, 1116788), (184, 752618), (199, 695888), (244, 567548), (248, 558394), (368, 376309), (398, 347944), (488, 283774), (496, 279197), (713, 194224), (796, 173972), (976, 141887), (1403, 98704), (1426, 97112), (1592, 86986), (1891, 73232), (2806, 49352), (2852, 48556), (3184, 43493), (3782, 36616), (4577, 30256), (5612, 24676), (5704, 24278), (6169, 22448), (7564, 18308), (9154, 15128), (11224, 12338), (11408, 12139)]