81081457920

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{2346107}}^1$

素因数の和:2346137

約数の個数: 144

約数和(自身を含む): 287726685120

約数和(自身を除く): 206645227200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2304, 2880, 3456, 3840, 4320, 5760, 6912, 8640, 11520, 17280, 34560, 2346107, 4692214, 7038321, 9384428, 11730535, 14076642, 18768856, 21114963, 23461070, 28153284, 35191605, 37537712, 42229926, 46922140, 56306568, 63344889, 70383210, 75075424, 84459852, 93844280, 105574815, 112613136, 126689778, 140766420, 150150848, 168919704, 187688560, 211149630, 225226272, 253379556, 281532840, 300301696, 316724445, 337839408, 375377120, 422299260, 450452544, 506759112, 563065680, 600603392, 633448890, 675678816, 750754240, 844598520, 900905088, 1013518224, 1126131360, 1266897780, 1351357632, 1501508480, 1689197040, 1801810176, 2027036448, 2252262720, 2533795560, 2702715264, 3003016960, 3378394080, 4054072896, 4504525440, 5067591120, 5405430528, 6756788160, 8108145792, 9009050880, 10135182240, 13513576320, 16216291584, 20270364480, 27027152640, 40540728960, 81081457920]

約数ペア:

[(1, 81081457920), (2, 40540728960), (3, 27027152640), (4, 20270364480), (5, 16216291584), (6, 13513576320), (8, 10135182240), (9, 9009050880), (10, 8108145792), (12, 6756788160), (15, 5405430528), (16, 5067591120), (18, 4504525440), (20, 4054072896), (24, 3378394080), (27, 3003016960), (30, 2702715264), (32, 2533795560), (36, 2252262720), (40, 2027036448), (45, 1801810176), (48, 1689197040), (54, 1501508480), (60, 1351357632), (64, 1266897780), (72, 1126131360), (80, 1013518224), (90, 900905088), (96, 844598520), (108, 750754240), (120, 675678816), (128, 633448890), (135, 600603392), (144, 563065680), (160, 506759112), (180, 450452544), (192, 422299260), (216, 375377120), (240, 337839408), (256, 316724445), (270, 300301696), (288, 281532840), (320, 253379556), (360, 225226272), (384, 211149630), (432, 187688560), (480, 168919704), (540, 150150848), (576, 140766420), (640, 126689778), (720, 112613136), (768, 105574815), (864, 93844280), (960, 84459852), (1080, 75075424), (1152, 70383210), (1280, 63344889), (1440, 56306568), (1728, 46922140), (1920, 42229926), (2160, 37537712), (2304, 35191605), (2880, 28153284), (3456, 23461070), (3840, 21114963), (4320, 18768856), (5760, 14076642), (6912, 11730535), (8640, 9384428), (11520, 7038321), (17280, 4692214), (34560, 2346107)]