15787687936

素因数分解:

$2^{16}\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:491

約数の個数: 136

約数和(自身を含む): 34393030400

約数和(自身を除く): 18605342464

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 256, 304, 409, 496, 512, 589, 608, 818, 992, 1024, 1178, 1216, 1636, 1984, 2048, 2356, 2432, 3272, 3968, 4096, 4712, 4864, 6544, 7771, 7936, 8192, 9424, 9728, 12679, 13088, 15542, 15872, 16384, 18848, 19456, 25358, 26176, 31084, 31744, 32768, 37696, 38912, 50716, 52352, 62168, 63488, 65536, 75392, 77824, 101432, 104704, 124336, 126976, 150784, 155648, 202864, 209408, 240901, 248672, 253952, 301568, 311296, 405728, 418816, 481802, 497344, 507904, 603136, 622592, 811456, 837632, 963604, 994688, 1015808, 1206272, 1245184, 1622912, 1675264, 1927208, 1989376, 2031616, 2412544, 3245824, 3350528, 3854416, 3978752, 4825088, 6491648, 6701056, 7708832, 7957504, 9650176, 12983296, 13402112, 15417664, 15915008, 19300352, 25966592, 26804224, 30835328, 31830016, 38600704, 51933184, 61670656, 63660032, 103866368, 123341312, 127320064, 207732736, 246682624, 254640128, 415465472, 493365248, 509280256, 830930944, 986730496, 1973460992, 3946921984, 7893843968, 15787687936]

約数ペア:

[(1, 15787687936), (2, 7893843968), (4, 3946921984), (8, 1973460992), (16, 986730496), (19, 830930944), (31, 509280256), (32, 493365248), (38, 415465472), (62, 254640128), (64, 246682624), (76, 207732736), (124, 127320064), (128, 123341312), (152, 103866368), (248, 63660032), (256, 61670656), (304, 51933184), (409, 38600704), (496, 31830016), (512, 30835328), (589, 26804224), (608, 25966592), (818, 19300352), (992, 15915008), (1024, 15417664), (1178, 13402112), (1216, 12983296), (1636, 9650176), (1984, 7957504), (2048, 7708832), (2356, 6701056), (2432, 6491648), (3272, 4825088), (3968, 3978752), (4096, 3854416), (4712, 3350528), (4864, 3245824), (6544, 2412544), (7771, 2031616), (7936, 1989376), (8192, 1927208), (9424, 1675264), (9728, 1622912), (12679, 1245184), (13088, 1206272), (15542, 1015808), (15872, 994688), (16384, 963604), (18848, 837632), (19456, 811456), (25358, 622592), (26176, 603136), (31084, 507904), (31744, 497344), (32768, 481802), (37696, 418816), (38912, 405728), (50716, 311296), (52352, 301568), (62168, 253952), (63488, 248672), (65536, 240901), (75392, 209408), (77824, 202864), (101432, 155648), (104704, 150784), (124336, 126976)]