2018187720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{2447}}^1$

素因数の和:2572

約数の個数: 192

約数和(自身を含む): 6873984000

約数和(自身を除く): 4855796280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 72, 79, 87, 90, 116, 120, 145, 158, 174, 180, 232, 237, 261, 290, 316, 348, 360, 395, 435, 474, 522, 580, 632, 696, 711, 790, 870, 948, 1044, 1160, 1185, 1305, 1422, 1580, 1740, 1896, 2088, 2291, 2370, 2447, 2610, 2844, 3160, 3480, 3555, 4582, 4740, 4894, 5220, 5688, 6873, 7110, 7341, 9164, 9480, 9788, 10440, 11455, 12235, 13746, 14220, 14682, 18328, 19576, 20619, 22023, 22910, 24470, 27492, 28440, 29364, 34365, 36705, 41238, 44046, 45820, 48940, 54984, 58728, 68730, 70963, 73410, 82476, 88092, 91640, 97880, 103095, 110115, 137460, 141926, 146820, 164952, 176184, 193313, 206190, 212889, 220230, 274920, 283852, 293640, 354815, 386626, 412380, 425778, 440460, 567704, 579939, 638667, 709630, 773252, 824760, 851556, 880920, 966565, 1064445, 1159878, 1277334, 1419260, 1546504, 1703112, 1739817, 1933130, 2128890, 2319756, 2554668, 2838520, 2899695, 3193335, 3479634, 3866260, 4257780, 4639512, 5109336, 5606077, 5799390, 6386670, 6959268, 7732520, 8515560, 8699085, 11212154, 11598780, 12773340, 13918536, 16818231, 17398170, 22424308, 23197560, 25546680, 28030385, 33636462, 34796340, 44848616, 50454693, 56060770, 67272924, 69592680, 84091155, 100909386, 112121540, 134545848, 168182310, 201818772, 224243080, 252273465, 336364620, 403637544, 504546930, 672729240, 1009093860, 2018187720]

約数ペア:

[(1, 2018187720), (2, 1009093860), (3, 672729240), (4, 504546930), (5, 403637544), (6, 336364620), (8, 252273465), (9, 224243080), (10, 201818772), (12, 168182310), (15, 134545848), (18, 112121540), (20, 100909386), (24, 84091155), (29, 69592680), (30, 67272924), (36, 56060770), (40, 50454693), (45, 44848616), (58, 34796340), (60, 33636462), (72, 28030385), (79, 25546680), (87, 23197560), (90, 22424308), (116, 17398170), (120, 16818231), (145, 13918536), (158, 12773340), (174, 11598780), (180, 11212154), (232, 8699085), (237, 8515560), (261, 7732520), (290, 6959268), (316, 6386670), (348, 5799390), (360, 5606077), (395, 5109336), (435, 4639512), (474, 4257780), (522, 3866260), (580, 3479634), (632, 3193335), (696, 2899695), (711, 2838520), (790, 2554668), (870, 2319756), (948, 2128890), (1044, 1933130), (1160, 1739817), (1185, 1703112), (1305, 1546504), (1422, 1419260), (1580, 1277334), (1740, 1159878), (1896, 1064445), (2088, 966565), (2291, 880920), (2370, 851556), (2447, 824760), (2610, 773252), (2844, 709630), (3160, 638667), (3480, 579939), (3555, 567704), (4582, 440460), (4740, 425778), (4894, 412380), (5220, 386626), (5688, 354815), (6873, 293640), (7110, 283852), (7341, 274920), (9164, 220230), (9480, 212889), (9788, 206190), (10440, 193313), (11455, 176184), (12235, 164952), (13746, 146820), (14220, 141926), (14682, 137460), (18328, 110115), (19576, 103095), (20619, 97880), (22023, 91640), (22910, 88092), (24470, 82476), (27492, 73410), (28440, 70963), (29364, 68730), (34365, 58728), (36705, 54984), (41238, 48940), (44046, 45820)]