328105984

素因数分解:

$2^{15}\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:97

約数の個数: 128

約数和(自身を含む): 754963200

約数和(自身を除く): 426857216

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, 496, 512, 527, 544, 589, 608, 646, 992, 1024, 1054, 1088, 1178, 1216, 1292, 1984, 2048, 2108, 2176, 2356, 2432, 2584, 3968, 4096, 4216, 4352, 4712, 4864, 5168, 7936, 8192, 8432, 8704, 9424, 9728, 10013, 10336, 15872, 16384, 16864, 17408, 18848, 19456, 20026, 20672, 31744, 32768, 33728, 34816, 37696, 38912, 40052, 41344, 63488, 67456, 69632, 75392, 77824, 80104, 82688, 126976, 134912, 139264, 150784, 155648, 160208, 165376, 253952, 269824, 278528, 301568, 311296, 320416, 330752, 507904, 539648, 557056, 603136, 622592, 640832, 661504, 1015808, 1079296, 1206272, 1281664, 1323008, 2158592, 2412544, 2563328, 2646016, 4317184, 4825088, 5126656, 5292032, 8634368, 9650176, 10253312, 10584064, 17268736, 19300352, 20506624, 41013248, 82026496, 164052992, 328105984]

約数ペア:

[(1, 328105984), (2, 164052992), (4, 82026496), (8, 41013248), (16, 20506624), (17, 19300352), (19, 17268736), (31, 10584064), (32, 10253312), (34, 9650176), (38, 8634368), (62, 5292032), (64, 5126656), (68, 4825088), (76, 4317184), (124, 2646016), (128, 2563328), (136, 2412544), (152, 2158592), (248, 1323008), (256, 1281664), (272, 1206272), (304, 1079296), (323, 1015808), (496, 661504), (512, 640832), (527, 622592), (544, 603136), (589, 557056), (608, 539648), (646, 507904), (992, 330752), (1024, 320416), (1054, 311296), (1088, 301568), (1178, 278528), (1216, 269824), (1292, 253952), (1984, 165376), (2048, 160208), (2108, 155648), (2176, 150784), (2356, 139264), (2432, 134912), (2584, 126976), (3968, 82688), (4096, 80104), (4216, 77824), (4352, 75392), (4712, 69632), (4864, 67456), (5168, 63488), (7936, 41344), (8192, 40052), (8432, 38912), (8704, 37696), (9424, 34816), (9728, 33728), (10013, 32768), (10336, 31744), (15872, 20672), (16384, 20026), (16864, 19456), (17408, 18848)]