164781360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2897}}^1$

素因数の和:2995

約数の個数: 120

約数和(自身を含む): 560589120

約数和(自身を除く): 395807760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 474, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1580, 1896, 2370, 2844, 2897, 3160, 3555, 3792, 4740, 5688, 5794, 6320, 7110, 8691, 9480, 11376, 11588, 14220, 14485, 17382, 18960, 23176, 26073, 28440, 28970, 34764, 43455, 46352, 52146, 56880, 57940, 69528, 86910, 104292, 115880, 130365, 139056, 173820, 208584, 228863, 231760, 260730, 347640, 417168, 457726, 521460, 686589, 695280, 915452, 1042920, 1144315, 1373178, 1830904, 2059767, 2085840, 2288630, 2746356, 3432945, 3661808, 4119534, 4577260, 5492712, 6865890, 8239068, 9154520, 10298835, 10985424, 13731780, 16478136, 18309040, 20597670, 27463560, 32956272, 41195340, 54927120, 82390680, 164781360]

約数ペア:

[(1, 164781360), (2, 82390680), (3, 54927120), (4, 41195340), (5, 32956272), (6, 27463560), (8, 20597670), (9, 18309040), (10, 16478136), (12, 13731780), (15, 10985424), (16, 10298835), (18, 9154520), (20, 8239068), (24, 6865890), (30, 5492712), (36, 4577260), (40, 4119534), (45, 3661808), (48, 3432945), (60, 2746356), (72, 2288630), (79, 2085840), (80, 2059767), (90, 1830904), (120, 1373178), (144, 1144315), (158, 1042920), (180, 915452), (237, 695280), (240, 686589), (316, 521460), (360, 457726), (395, 417168), (474, 347640), (632, 260730), (711, 231760), (720, 228863), (790, 208584), (948, 173820), (1185, 139056), (1264, 130365), (1422, 115880), (1580, 104292), (1896, 86910), (2370, 69528), (2844, 57940), (2897, 56880), (3160, 52146), (3555, 46352), (3792, 43455), (4740, 34764), (5688, 28970), (5794, 28440), (6320, 26073), (7110, 23176), (8691, 18960), (9480, 17382), (11376, 14485), (11588, 14220)]