1256289664

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1231}}^1$

素因数の和:1336

約数の個数: 128

約数和(自身を含む): 3076254720

約数和(自身を除く): 1819965056

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 67, 68, 112, 119, 128, 134, 136, 224, 238, 268, 272, 448, 469, 476, 536, 544, 896, 938, 952, 1072, 1088, 1139, 1231, 1876, 1904, 2144, 2176, 2278, 2462, 3752, 3808, 4288, 4556, 4924, 7504, 7616, 7973, 8576, 8617, 9112, 9848, 15008, 15232, 15946, 17234, 18224, 19696, 20927, 30016, 31892, 34468, 36448, 39392, 41854, 60032, 63784, 68936, 72896, 78784, 82477, 83708, 127568, 137872, 145792, 146489, 157568, 164954, 167416, 255136, 275744, 292978, 329908, 334832, 510272, 551488, 577339, 585956, 659816, 669664, 1020544, 1102976, 1154678, 1171912, 1319632, 1339328, 1402109, 2309356, 2343824, 2639264, 2678656, 2804218, 4618712, 4687648, 5278528, 5608436, 9237424, 9375296, 9814763, 10557056, 11216872, 18474848, 18750592, 19629526, 22433744, 36949696, 39259052, 44867488, 73899392, 78518104, 89734976, 157036208, 179469952, 314072416, 628144832, 1256289664]

約数ペア:

[(1, 1256289664), (2, 628144832), (4, 314072416), (7, 179469952), (8, 157036208), (14, 89734976), (16, 78518104), (17, 73899392), (28, 44867488), (32, 39259052), (34, 36949696), (56, 22433744), (64, 19629526), (67, 18750592), (68, 18474848), (112, 11216872), (119, 10557056), (128, 9814763), (134, 9375296), (136, 9237424), (224, 5608436), (238, 5278528), (268, 4687648), (272, 4618712), (448, 2804218), (469, 2678656), (476, 2639264), (536, 2343824), (544, 2309356), (896, 1402109), (938, 1339328), (952, 1319632), (1072, 1171912), (1088, 1154678), (1139, 1102976), (1231, 1020544), (1876, 669664), (1904, 659816), (2144, 585956), (2176, 577339), (2278, 551488), (2462, 510272), (3752, 334832), (3808, 329908), (4288, 292978), (4556, 275744), (4924, 255136), (7504, 167416), (7616, 164954), (7973, 157568), (8576, 146489), (8617, 145792), (9112, 137872), (9848, 127568), (15008, 83708), (15232, 82477), (15946, 78784), (17234, 72896), (18224, 68936), (19696, 63784), (20927, 60032), (30016, 41854), (31892, 39392), (34468, 36448)]