4020156

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:120

約数の個数: 108

約数和(自身を含む): 12324312

約数和(自身を除く): 8304156

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 49, 53, 63, 84, 86, 98, 106, 126, 129, 147, 159, 172, 196, 212, 252, 258, 294, 301, 318, 371, 387, 441, 477, 516, 588, 602, 636, 742, 774, 882, 903, 954, 1113, 1204, 1484, 1548, 1764, 1806, 1908, 2107, 2226, 2279, 2597, 2709, 3339, 3612, 4214, 4452, 4558, 5194, 5418, 6321, 6678, 6837, 7791, 8428, 9116, 10388, 10836, 12642, 13356, 13674, 15582, 15953, 18963, 20511, 23373, 25284, 27348, 31164, 31906, 37926, 41022, 46746, 47859, 63812, 75852, 82044, 93492, 95718, 111671, 143577, 191436, 223342, 287154, 335013, 446684, 574308, 670026, 1005039, 1340052, 2010078, 4020156]

約数ペア:

[(1, 4020156), (2, 2010078), (3, 1340052), (4, 1005039), (6, 670026), (7, 574308), (9, 446684), (12, 335013), (14, 287154), (18, 223342), (21, 191436), (28, 143577), (36, 111671), (42, 95718), (43, 93492), (49, 82044), (53, 75852), (63, 63812), (84, 47859), (86, 46746), (98, 41022), (106, 37926), (126, 31906), (129, 31164), (147, 27348), (159, 25284), (172, 23373), (196, 20511), (212, 18963), (252, 15953), (258, 15582), (294, 13674), (301, 13356), (318, 12642), (371, 10836), (387, 10388), (441, 9116), (477, 8428), (516, 7791), (588, 6837), (602, 6678), (636, 6321), (742, 5418), (774, 5194), (882, 4558), (903, 4452), (954, 4214), (1113, 3612), (1204, 3339), (1484, 2709), (1548, 2597), (1764, 2279), (1806, 2226), (1908, 2107)]