123953872

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1879}}^1$

素因数の和:1944

約数の個数: 80

約数和(自身を含む): 298393600

約数和(自身を除く): 174439728

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 56, 62, 76, 112, 124, 133, 152, 217, 248, 266, 304, 434, 496, 532, 589, 868, 1064, 1178, 1736, 1879, 2128, 2356, 3472, 3758, 4123, 4712, 7516, 8246, 9424, 13153, 15032, 16492, 26306, 30064, 32984, 35701, 52612, 58249, 65968, 71402, 105224, 116498, 142804, 210448, 232996, 249907, 285608, 407743, 465992, 499814, 571216, 815486, 931984, 999628, 1106731, 1630972, 1999256, 2213462, 3261944, 3998512, 4426924, 6523888, 7747117, 8853848, 15494234, 17707696, 30988468, 61976936, 123953872]

約数ペア:

[(1, 123953872), (2, 61976936), (4, 30988468), (7, 17707696), (8, 15494234), (14, 8853848), (16, 7747117), (19, 6523888), (28, 4426924), (31, 3998512), (38, 3261944), (56, 2213462), (62, 1999256), (76, 1630972), (112, 1106731), (124, 999628), (133, 931984), (152, 815486), (217, 571216), (248, 499814), (266, 465992), (304, 407743), (434, 285608), (496, 249907), (532, 232996), (589, 210448), (868, 142804), (1064, 116498), (1178, 105224), (1736, 71402), (1879, 65968), (2128, 58249), (2356, 52612), (3472, 35701), (3758, 32984), (4123, 30064), (4712, 26306), (7516, 16492), (8246, 15032), (9424, 13153)]