1811640960

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{769}}^1$

素因数の和:1203

約数の個数: 192

約数和(自身を含む): 6279273000

約数和(自身を除く): 4467632040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 409, 480, 576, 640, 720, 769, 818, 960, 1152, 1227, 1440, 1538, 1636, 1920, 2045, 2307, 2454, 2880, 3076, 3272, 3681, 3845, 4090, 4614, 4908, 5760, 6135, 6152, 6544, 6921, 7362, 7690, 8180, 9228, 9816, 11535, 12270, 12304, 13088, 13842, 14724, 15380, 16360, 18405, 18456, 19632, 23070, 24540, 24608, 26176, 27684, 29448, 30760, 32720, 34605, 36810, 36912, 39264, 46140, 49080, 49216, 52352, 55368, 58896, 61520, 65440, 69210, 73620, 73824, 78528, 92280, 98160, 98432, 110736, 117792, 123040, 130880, 138420, 147240, 147648, 157056, 184560, 196320, 221472, 235584, 246080, 261760, 276840, 294480, 295296, 314521, 369120, 392640, 442944, 471168, 492160, 553680, 588960, 629042, 738240, 785280, 885888, 943563, 1107360, 1177920, 1258084, 1476480, 1572605, 1887126, 2214720, 2355840, 2516168, 2830689, 3145210, 3774252, 4429440, 4717815, 5032336, 5661378, 6290420, 7548504, 9435630, 10064672, 11322756, 12580840, 14153445, 15097008, 18871260, 20129344, 22645512, 25161680, 28306890, 30194016, 37742520, 40258688, 45291024, 50323360, 56613780, 60388032, 75485040, 90582048, 100646720, 113227560, 120776064, 150970080, 181164096, 201293440, 226455120, 301940160, 362328192, 452910240, 603880320, 905820480, 1811640960]

約数ペア:

[(1, 1811640960), (2, 905820480), (3, 603880320), (4, 452910240), (5, 362328192), (6, 301940160), (8, 226455120), (9, 201293440), (10, 181164096), (12, 150970080), (15, 120776064), (16, 113227560), (18, 100646720), (20, 90582048), (24, 75485040), (30, 60388032), (32, 56613780), (36, 50323360), (40, 45291024), (45, 40258688), (48, 37742520), (60, 30194016), (64, 28306890), (72, 25161680), (80, 22645512), (90, 20129344), (96, 18871260), (120, 15097008), (128, 14153445), (144, 12580840), (160, 11322756), (180, 10064672), (192, 9435630), (240, 7548504), (288, 6290420), (320, 5661378), (360, 5032336), (384, 4717815), (409, 4429440), (480, 3774252), (576, 3145210), (640, 2830689), (720, 2516168), (769, 2355840), (818, 2214720), (960, 1887126), (1152, 1572605), (1227, 1476480), (1440, 1258084), (1538, 1177920), (1636, 1107360), (1920, 943563), (2045, 885888), (2307, 785280), (2454, 738240), (2880, 629042), (3076, 588960), (3272, 553680), (3681, 492160), (3845, 471168), (4090, 442944), (4614, 392640), (4908, 369120), (5760, 314521), (6135, 295296), (6152, 294480), (6544, 276840), (6921, 261760), (7362, 246080), (7690, 235584), (8180, 221472), (9228, 196320), (9816, 184560), (11535, 157056), (12270, 147648), (12304, 147240), (13088, 138420), (13842, 130880), (14724, 123040), (15380, 117792), (16360, 110736), (18405, 98432), (18456, 98160), (19632, 92280), (23070, 78528), (24540, 73824), (24608, 73620), (26176, 69210), (27684, 65440), (29448, 61520), (30760, 58896), (32720, 55368), (34605, 52352), (36810, 49216), (36912, 49080), (39264, 46140)]