331186688

素因数分解:

$2^9\times 7^2\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:382

約数の個数: 120

約数和(自身を含む): 790230672

約数和(自身を除く): 459043984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 49, 56, 64, 86, 98, 112, 128, 172, 196, 224, 256, 301, 307, 344, 392, 448, 512, 602, 614, 688, 784, 896, 1204, 1228, 1376, 1568, 1792, 2107, 2149, 2408, 2456, 2752, 3136, 3584, 4214, 4298, 4816, 4912, 5504, 6272, 8428, 8596, 9632, 9824, 11008, 12544, 13201, 15043, 16856, 17192, 19264, 19648, 22016, 25088, 26402, 30086, 33712, 34384, 38528, 39296, 52804, 60172, 67424, 68768, 77056, 78592, 92407, 105608, 120344, 134848, 137536, 154112, 157184, 184814, 211216, 240688, 269696, 275072, 369628, 422432, 481376, 539392, 550144, 646849, 739256, 844864, 962752, 1078784, 1100288, 1293698, 1478512, 1689728, 1925504, 2587396, 2957024, 3379456, 3851008, 5174792, 5914048, 6758912, 7702016, 10349584, 11828096, 20699168, 23656192, 41398336, 47312384, 82796672, 165593344, 331186688]

約数ペア:

[(1, 331186688), (2, 165593344), (4, 82796672), (7, 47312384), (8, 41398336), (14, 23656192), (16, 20699168), (28, 11828096), (32, 10349584), (43, 7702016), (49, 6758912), (56, 5914048), (64, 5174792), (86, 3851008), (98, 3379456), (112, 2957024), (128, 2587396), (172, 1925504), (196, 1689728), (224, 1478512), (256, 1293698), (301, 1100288), (307, 1078784), (344, 962752), (392, 844864), (448, 739256), (512, 646849), (602, 550144), (614, 539392), (688, 481376), (784, 422432), (896, 369628), (1204, 275072), (1228, 269696), (1376, 240688), (1568, 211216), (1792, 184814), (2107, 157184), (2149, 154112), (2408, 137536), (2456, 134848), (2752, 120344), (3136, 105608), (3584, 92407), (4214, 78592), (4298, 77056), (4816, 68768), (4912, 67424), (5504, 60172), (6272, 52804), (8428, 39296), (8596, 38528), (9632, 34384), (9824, 33712), (11008, 30086), (12544, 26402), (13201, 25088), (15043, 22016), (16856, 19648), (17192, 19264)]