123115136

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:158

約数の個数: 128

約数和(自身を含む): 282009600

約数和(自身を除く): 158894464

約数列:

[1, 2, 4, 8, 16, 19, 23, 31, 32, 38, 46, 62, 64, 71, 76, 92, 124, 128, 142, 152, 184, 248, 284, 304, 368, 437, 496, 568, 589, 608, 713, 736, 874, 992, 1136, 1178, 1216, 1349, 1426, 1472, 1633, 1748, 1984, 2201, 2272, 2356, 2432, 2698, 2852, 2944, 3266, 3496, 3968, 4402, 4544, 4712, 5396, 5704, 6532, 6992, 8804, 9088, 9424, 10792, 11408, 13064, 13547, 13984, 17608, 18848, 21584, 22816, 26128, 27094, 27968, 31027, 35216, 37696, 41819, 43168, 45632, 50623, 52256, 54188, 55936, 62054, 70432, 75392, 83638, 86336, 91264, 101246, 104512, 108376, 124108, 140864, 167276, 172672, 202492, 209024, 216752, 248216, 281728, 334552, 404984, 433504, 496432, 669104, 809968, 867008, 961837, 992864, 1338208, 1619936, 1734016, 1923674, 1985728, 2676416, 3239872, 3847348, 3971456, 5352832, 6479744, 7694696, 15389392, 30778784, 61557568, 123115136]

約数ペア:

[(1, 123115136), (2, 61557568), (4, 30778784), (8, 15389392), (16, 7694696), (19, 6479744), (23, 5352832), (31, 3971456), (32, 3847348), (38, 3239872), (46, 2676416), (62, 1985728), (64, 1923674), (71, 1734016), (76, 1619936), (92, 1338208), (124, 992864), (128, 961837), (142, 867008), (152, 809968), (184, 669104), (248, 496432), (284, 433504), (304, 404984), (368, 334552), (437, 281728), (496, 248216), (568, 216752), (589, 209024), (608, 202492), (713, 172672), (736, 167276), (874, 140864), (992, 124108), (1136, 108376), (1178, 104512), (1216, 101246), (1349, 91264), (1426, 86336), (1472, 83638), (1633, 75392), (1748, 70432), (1984, 62054), (2201, 55936), (2272, 54188), (2356, 52256), (2432, 50623), (2698, 45632), (2852, 43168), (2944, 41819), (3266, 37696), (3496, 35216), (3968, 31027), (4402, 27968), (4544, 27094), (4712, 26128), (5396, 22816), (5704, 21584), (6532, 18848), (6992, 17608), (8804, 13984), (9088, 13547), (9424, 13064), (10792, 11408)]