263113340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{383}}^1\times {\mathrm{701}}^1$

素因数の和:1107

約数の個数: 72

約数和(自身を含む): 645345792

約数和(自身を除く): 382232452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 383, 490, 701, 766, 980, 1402, 1532, 1915, 2681, 2804, 3505, 3830, 4907, 5362, 7010, 7660, 9814, 10724, 13405, 14020, 18767, 19628, 24535, 26810, 34349, 37534, 49070, 53620, 68698, 75068, 93835, 98140, 137396, 171745, 187670, 268483, 343490, 375340, 536966, 686980, 1073932, 1342415, 1879381, 2684830, 3758762, 5369660, 7517524, 9396905, 13155667, 18793810, 26311334, 37587620, 52622668, 65778335, 131556670, 263113340]

約数ペア:

[(1, 263113340), (2, 131556670), (4, 65778335), (5, 52622668), (7, 37587620), (10, 26311334), (14, 18793810), (20, 13155667), (28, 9396905), (35, 7517524), (49, 5369660), (70, 3758762), (98, 2684830), (140, 1879381), (196, 1342415), (245, 1073932), (383, 686980), (490, 536966), (701, 375340), (766, 343490), (980, 268483), (1402, 187670), (1532, 171745), (1915, 137396), (2681, 98140), (2804, 93835), (3505, 75068), (3830, 68698), (4907, 53620), (5362, 49070), (7010, 37534), (7660, 34349), (9814, 26810), (10724, 24535), (13405, 19628), (14020, 18767)]