228463676

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1979}}^1$

素因数の和:2047

約数の個数: 72

約数和(自身を含む): 505612800

約数和(自身を除く): 277149124

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 49, 62, 76, 98, 124, 133, 196, 217, 266, 434, 532, 589, 868, 931, 1178, 1519, 1862, 1979, 2356, 3038, 3724, 3958, 4123, 6076, 7916, 8246, 13853, 16492, 27706, 28861, 37601, 55412, 57722, 61349, 75202, 96971, 115444, 122698, 150404, 193942, 245396, 263207, 387884, 429443, 526414, 858886, 1052828, 1165631, 1717772, 1842449, 2331262, 3006101, 3684898, 4662524, 6012202, 7369796, 8159417, 12024404, 16318834, 32637668, 57115919, 114231838, 228463676]

約数ペア:

[(1, 228463676), (2, 114231838), (4, 57115919), (7, 32637668), (14, 16318834), (19, 12024404), (28, 8159417), (31, 7369796), (38, 6012202), (49, 4662524), (62, 3684898), (76, 3006101), (98, 2331262), (124, 1842449), (133, 1717772), (196, 1165631), (217, 1052828), (266, 858886), (434, 526414), (532, 429443), (589, 387884), (868, 263207), (931, 245396), (1178, 193942), (1519, 150404), (1862, 122698), (1979, 115444), (2356, 96971), (3038, 75202), (3724, 61349), (3958, 57722), (4123, 55412), (6076, 37601), (7916, 28861), (8246, 27706), (13853, 16492)]