30778784

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 96

約数和(自身を含む): 69672960

約数和(自身を除く): 38894176

約数列:

[1, 2, 4, 8, 16, 19, 23, 31, 32, 38, 46, 62, 71, 76, 92, 124, 142, 152, 184, 248, 284, 304, 368, 437, 496, 568, 589, 608, 713, 736, 874, 992, 1136, 1178, 1349, 1426, 1633, 1748, 2201, 2272, 2356, 2698, 2852, 3266, 3496, 4402, 4712, 5396, 5704, 6532, 6992, 8804, 9424, 10792, 11408, 13064, 13547, 13984, 17608, 18848, 21584, 22816, 26128, 27094, 31027, 35216, 41819, 43168, 50623, 52256, 54188, 62054, 70432, 83638, 101246, 108376, 124108, 167276, 202492, 216752, 248216, 334552, 404984, 433504, 496432, 669104, 809968, 961837, 992864, 1338208, 1619936, 1923674, 3847348, 7694696, 15389392, 30778784]

約数ペア:

[(1, 30778784), (2, 15389392), (4, 7694696), (8, 3847348), (16, 1923674), (19, 1619936), (23, 1338208), (31, 992864), (32, 961837), (38, 809968), (46, 669104), (62, 496432), (71, 433504), (76, 404984), (92, 334552), (124, 248216), (142, 216752), (152, 202492), (184, 167276), (248, 124108), (284, 108376), (304, 101246), (368, 83638), (437, 70432), (496, 62054), (568, 54188), (589, 52256), (608, 50623), (713, 43168), (736, 41819), (874, 35216), (992, 31027), (1136, 27094), (1178, 26128), (1349, 22816), (1426, 21584), (1633, 18848), (1748, 17608), (2201, 13984), (2272, 13547), (2356, 13064), (2698, 11408), (2852, 10792), (3266, 9424), (3496, 8804), (4402, 6992), (4712, 6532), (5396, 5704)]