420179968

素因数分解:

$2^{12}\times {\mathrm{13}}^2\times {\mathrm{607}}^1$

素因数の和:657

約数の個数: 78

約数和(自身を含む): 911363424

約数和(自身を除く): 491183456

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 256, 338, 416, 512, 607, 676, 832, 1024, 1214, 1352, 1664, 2048, 2428, 2704, 3328, 4096, 4856, 5408, 6656, 7891, 9712, 10816, 13312, 15782, 19424, 21632, 26624, 31564, 38848, 43264, 53248, 63128, 77696, 86528, 102583, 126256, 155392, 173056, 205166, 252512, 310784, 346112, 410332, 505024, 621568, 692224, 820664, 1010048, 1243136, 1641328, 2020096, 2486272, 3282656, 4040192, 6565312, 8080384, 13130624, 16160768, 26261248, 32321536, 52522496, 105044992, 210089984, 420179968]

約数ペア:

[(1, 420179968), (2, 210089984), (4, 105044992), (8, 52522496), (13, 32321536), (16, 26261248), (26, 16160768), (32, 13130624), (52, 8080384), (64, 6565312), (104, 4040192), (128, 3282656), (169, 2486272), (208, 2020096), (256, 1641328), (338, 1243136), (416, 1010048), (512, 820664), (607, 692224), (676, 621568), (832, 505024), (1024, 410332), (1214, 346112), (1352, 310784), (1664, 252512), (2048, 205166), (2428, 173056), (2704, 155392), (3328, 126256), (4096, 102583), (4856, 86528), (5408, 77696), (6656, 63128), (7891, 53248), (9712, 43264), (10816, 38848), (13312, 31564), (15782, 26624), (19424, 21632)]