240786

素因数分解:

$2^1\times 3^3\times 7^3\times {\mathrm{13}}^1$

素因数の和:45

約数の個数: 64

約数和(自身を含む): 672000

約数和(自身を除く): 431214

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 49, 54, 63, 78, 91, 98, 117, 126, 147, 182, 189, 234, 273, 294, 343, 351, 378, 441, 546, 637, 686, 702, 819, 882, 1029, 1274, 1323, 1638, 1911, 2058, 2457, 2646, 3087, 3822, 4459, 4914, 5733, 6174, 8918, 9261, 11466, 13377, 17199, 18522, 26754, 34398, 40131, 80262, 120393, 240786]

約数ペア:

[(1, 240786), (2, 120393), (3, 80262), (6, 40131), (7, 34398), (9, 26754), (13, 18522), (14, 17199), (18, 13377), (21, 11466), (26, 9261), (27, 8918), (39, 6174), (42, 5733), (49, 4914), (54, 4459), (63, 3822), (78, 3087), (91, 2646), (98, 2457), (117, 2058), (126, 1911), (147, 1638), (182, 1323), (189, 1274), (234, 1029), (273, 882), (294, 819), (343, 702), (351, 686), (378, 637), (441, 546)]