155845928

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{839}}^1$

素因数の和:990

約数の個数: 64

約数和(自身を含む): 348364800

約数和(自身を除く): 192518872

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 107, 124, 214, 217, 248, 428, 434, 749, 839, 856, 868, 1498, 1678, 1736, 2996, 3317, 3356, 5873, 5992, 6634, 6712, 11746, 13268, 23219, 23492, 26009, 26536, 46438, 46984, 52018, 89773, 92876, 104036, 179546, 182063, 185752, 208072, 359092, 364126, 628411, 718184, 728252, 1256822, 1456504, 2513644, 2782963, 5027288, 5565926, 11131852, 19480741, 22263704, 38961482, 77922964, 155845928]

約数ペア:

[(1, 155845928), (2, 77922964), (4, 38961482), (7, 22263704), (8, 19480741), (14, 11131852), (28, 5565926), (31, 5027288), (56, 2782963), (62, 2513644), (107, 1456504), (124, 1256822), (214, 728252), (217, 718184), (248, 628411), (428, 364126), (434, 359092), (749, 208072), (839, 185752), (856, 182063), (868, 179546), (1498, 104036), (1678, 92876), (1736, 89773), (2996, 52018), (3317, 46984), (3356, 46438), (5873, 26536), (5992, 26009), (6634, 23492), (6712, 23219), (11746, 13268)]