87978240

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{1091}}^1$

素因数の和:1125

約数の個数: 216

約数和(自身を含む): 348199488

約数和(自身を除く): 260221248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1091, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2182, 2240, 2304, 2520, 2688, 2880, 3273, 3360, 3840, 4032, 4364, 4480, 5040, 5376, 5455, 5760, 6546, 6720, 7637, 8064, 8728, 8960, 9819, 10080, 10910, 11520, 13092, 13440, 15274, 16128, 16365, 17456, 19638, 20160, 21820, 22911, 26184, 26880, 30548, 32730, 34912, 38185, 39276, 40320, 43640, 45822, 49095, 52368, 61096, 65460, 68733, 69824, 76370, 78552, 80640, 87280, 91644, 98190, 104736, 114555, 122192, 130920, 137466, 139648, 152740, 157104, 174560, 183288, 196380, 209472, 229110, 244384, 261840, 274932, 279296, 305480, 314208, 343665, 349120, 366576, 392760, 418944, 458220, 488768, 523680, 549864, 610960, 628416, 687330, 698240, 733152, 785520, 837888, 916440, 977536, 1047360, 1099728, 1221920, 1256832, 1374660, 1396480, 1466304, 1571040, 1832880, 1955072, 2094720, 2199456, 2443840, 2513664, 2749320, 2932608, 3142080, 3665760, 4189440, 4398912, 4887680, 5498640, 5865216, 6284160, 7331520, 8797824, 9775360, 10997280, 12568320, 14663040, 17595648, 21994560, 29326080, 43989120, 87978240]

約数ペア:

[(1, 87978240), (2, 43989120), (3, 29326080), (4, 21994560), (5, 17595648), (6, 14663040), (7, 12568320), (8, 10997280), (9, 9775360), (10, 8797824), (12, 7331520), (14, 6284160), (15, 5865216), (16, 5498640), (18, 4887680), (20, 4398912), (21, 4189440), (24, 3665760), (28, 3142080), (30, 2932608), (32, 2749320), (35, 2513664), (36, 2443840), (40, 2199456), (42, 2094720), (45, 1955072), (48, 1832880), (56, 1571040), (60, 1466304), (63, 1396480), (64, 1374660), (70, 1256832), (72, 1221920), (80, 1099728), (84, 1047360), (90, 977536), (96, 916440), (105, 837888), (112, 785520), (120, 733152), (126, 698240), (128, 687330), (140, 628416), (144, 610960), (160, 549864), (168, 523680), (180, 488768), (192, 458220), (210, 418944), (224, 392760), (240, 366576), (252, 349120), (256, 343665), (280, 314208), (288, 305480), (315, 279296), (320, 274932), (336, 261840), (360, 244384), (384, 229110), (420, 209472), (448, 196380), (480, 183288), (504, 174560), (560, 157104), (576, 152740), (630, 139648), (640, 137466), (672, 130920), (720, 122192), (768, 114555), (840, 104736), (896, 98190), (960, 91644), (1008, 87280), (1091, 80640), (1120, 78552), (1152, 76370), (1260, 69824), (1280, 68733), (1344, 65460), (1440, 61096), (1680, 52368), (1792, 49095), (1920, 45822), (2016, 43640), (2182, 40320), (2240, 39276), (2304, 38185), (2520, 34912), (2688, 32730), (2880, 30548), (3273, 26880), (3360, 26184), (3840, 22911), (4032, 21820), (4364, 20160), (4480, 19638), (5040, 17456), (5376, 16365), (5455, 16128), (5760, 15274), (6546, 13440), (6720, 13092), (7637, 11520), (8064, 10910), (8728, 10080), (8960, 9819)]