15726984

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:427

約数の個数: 128

約数和(自身を含む): 51072000

約数和(自身を除く): 35345016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 19, 21, 24, 26, 28, 38, 39, 42, 52, 56, 57, 76, 78, 84, 91, 104, 114, 133, 152, 156, 168, 182, 228, 247, 266, 273, 312, 364, 379, 399, 456, 494, 532, 546, 728, 741, 758, 798, 988, 1064, 1092, 1137, 1482, 1516, 1596, 1729, 1976, 2184, 2274, 2653, 2964, 3032, 3192, 3458, 4548, 4927, 5187, 5306, 5928, 6916, 7201, 7959, 9096, 9854, 10374, 10612, 13832, 14402, 14781, 15918, 19708, 20748, 21224, 21603, 28804, 29562, 31836, 34489, 39416, 41496, 43206, 50407, 57608, 59124, 63672, 68978, 86412, 93613, 100814, 103467, 118248, 137956, 151221, 172824, 187226, 201628, 206934, 275912, 280839, 302442, 374452, 403256, 413868, 561678, 604884, 655291, 748904, 827736, 1123356, 1209768, 1310582, 1965873, 2246712, 2621164, 3931746, 5242328, 7863492, 15726984]

約数ペア:

[(1, 15726984), (2, 7863492), (3, 5242328), (4, 3931746), (6, 2621164), (7, 2246712), (8, 1965873), (12, 1310582), (13, 1209768), (14, 1123356), (19, 827736), (21, 748904), (24, 655291), (26, 604884), (28, 561678), (38, 413868), (39, 403256), (42, 374452), (52, 302442), (56, 280839), (57, 275912), (76, 206934), (78, 201628), (84, 187226), (91, 172824), (104, 151221), (114, 137956), (133, 118248), (152, 103467), (156, 100814), (168, 93613), (182, 86412), (228, 68978), (247, 63672), (266, 59124), (273, 57608), (312, 50407), (364, 43206), (379, 41496), (399, 39416), (456, 34489), (494, 31836), (532, 29562), (546, 28804), (728, 21603), (741, 21224), (758, 20748), (798, 19708), (988, 15918), (1064, 14781), (1092, 14402), (1137, 13832), (1482, 10612), (1516, 10374), (1596, 9854), (1729, 9096), (1976, 7959), (2184, 7201), (2274, 6916), (2653, 5928), (2964, 5306), (3032, 5187), (3192, 4927), (3458, 4548)]