389625856

素因数分解:

$2^{11}\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:108

約数の個数: 144

約数和(自身を含む): 898672320

約数和(自身を除く): 509046464

約数列:

[1, 2, 4, 8, 16, 17, 19, 31, 32, 34, 38, 62, 64, 68, 76, 124, 128, 136, 152, 248, 256, 272, 304, 323, 361, 496, 512, 527, 544, 589, 608, 646, 722, 992, 1024, 1054, 1088, 1178, 1216, 1292, 1444, 1984, 2048, 2108, 2176, 2356, 2432, 2584, 2888, 3968, 4216, 4352, 4712, 4864, 5168, 5776, 6137, 7936, 8432, 8704, 9424, 9728, 10013, 10336, 11191, 11552, 12274, 15872, 16864, 17408, 18848, 19456, 20026, 20672, 22382, 23104, 24548, 31744, 33728, 34816, 37696, 38912, 40052, 41344, 44764, 46208, 49096, 63488, 67456, 75392, 80104, 82688, 89528, 92416, 98192, 134912, 150784, 160208, 165376, 179056, 184832, 190247, 196384, 269824, 301568, 320416, 330752, 358112, 369664, 380494, 392768, 539648, 603136, 640832, 661504, 716224, 739328, 760988, 785536, 1079296, 1206272, 1281664, 1432448, 1521976, 1571072, 2563328, 2864896, 3043952, 3142144, 5126656, 5729792, 6087904, 6284288, 10253312, 11459584, 12175808, 12568576, 20506624, 22919168, 24351616, 48703232, 97406464, 194812928, 389625856]

約数ペア:

[(1, 389625856), (2, 194812928), (4, 97406464), (8, 48703232), (16, 24351616), (17, 22919168), (19, 20506624), (31, 12568576), (32, 12175808), (34, 11459584), (38, 10253312), (62, 6284288), (64, 6087904), (68, 5729792), (76, 5126656), (124, 3142144), (128, 3043952), (136, 2864896), (152, 2563328), (248, 1571072), (256, 1521976), (272, 1432448), (304, 1281664), (323, 1206272), (361, 1079296), (496, 785536), (512, 760988), (527, 739328), (544, 716224), (589, 661504), (608, 640832), (646, 603136), (722, 539648), (992, 392768), (1024, 380494), (1054, 369664), (1088, 358112), (1178, 330752), (1216, 320416), (1292, 301568), (1444, 269824), (1984, 196384), (2048, 190247), (2108, 184832), (2176, 179056), (2356, 165376), (2432, 160208), (2584, 150784), (2888, 134912), (3968, 98192), (4216, 92416), (4352, 89528), (4712, 82688), (4864, 80104), (5168, 75392), (5776, 67456), (6137, 63488), (7936, 49096), (8432, 46208), (8704, 44764), (9424, 41344), (9728, 40052), (10013, 38912), (10336, 37696), (11191, 34816), (11552, 33728), (12274, 31744), (15872, 24548), (16864, 23104), (17408, 22382), (18848, 20672), (19456, 20026)]