820236456

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{97369}}^1$

素因数の和:97400

約数の個数: 80

約数和(自身を含む): 2474171700

約数和(自身を除く): 1653935244

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 312, 324, 351, 468, 648, 702, 936, 1053, 1404, 2106, 2808, 4212, 8424, 97369, 194738, 292107, 389476, 584214, 778952, 876321, 1168428, 1265797, 1752642, 2336856, 2531594, 2628963, 3505284, 3797391, 5063188, 5257926, 7010568, 7594782, 7886889, 10126376, 10515852, 11392173, 15189564, 15773778, 21031704, 22784346, 30379128, 31547556, 34176519, 45568692, 63095112, 68353038, 91137384, 102529557, 136706076, 205059114, 273412152, 410118228, 820236456]

約数ペア:

[(1, 820236456), (2, 410118228), (3, 273412152), (4, 205059114), (6, 136706076), (8, 102529557), (9, 91137384), (12, 68353038), (13, 63095112), (18, 45568692), (24, 34176519), (26, 31547556), (27, 30379128), (36, 22784346), (39, 21031704), (52, 15773778), (54, 15189564), (72, 11392173), (78, 10515852), (81, 10126376), (104, 7886889), (108, 7594782), (117, 7010568), (156, 5257926), (162, 5063188), (216, 3797391), (234, 3505284), (312, 2628963), (324, 2531594), (351, 2336856), (468, 1752642), (648, 1265797), (702, 1168428), (936, 876321), (1053, 778952), (1404, 584214), (2106, 389476), (2808, 292107), (4212, 194738), (8424, 97369)]