155515456

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7523}}^1$

素因数の和:7571

約数の個数: 56

約数和(自身を含む): 343997280

約数和(自身を除く): 188481824

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 136, 152, 272, 304, 323, 544, 608, 646, 1088, 1216, 1292, 2584, 5168, 7523, 10336, 15046, 20672, 30092, 60184, 120368, 127891, 142937, 240736, 255782, 285874, 481472, 511564, 571748, 1023128, 1143496, 2046256, 2286992, 2429929, 4092512, 4573984, 4859858, 8185024, 9147968, 9719716, 19439432, 38878864, 77757728, 155515456]

約数ペア:

[(1, 155515456), (2, 77757728), (4, 38878864), (8, 19439432), (16, 9719716), (17, 9147968), (19, 8185024), (32, 4859858), (34, 4573984), (38, 4092512), (64, 2429929), (68, 2286992), (76, 2046256), (136, 1143496), (152, 1023128), (272, 571748), (304, 511564), (323, 481472), (544, 285874), (608, 255782), (646, 240736), (1088, 142937), (1216, 127891), (1292, 120368), (2584, 60184), (5168, 30092), (7523, 20672), (10336, 15046)]