31420800

素因数分解:

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

素因数の和:1121

約数の個数: 144

約数和(自身を含む): 112219380

約数和(自身を除く): 80798580

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 128, 144, 150, 160, 180, 192, 200, 225, 240, 288, 300, 320, 360, 384, 400, 450, 480, 576, 600, 640, 720, 800, 900, 960, 1091, 1152, 1200, 1440, 1600, 1800, 1920, 2182, 2400, 2880, 3200, 3273, 3600, 4364, 4800, 5455, 5760, 6546, 7200, 8728, 9600, 9819, 10910, 13092, 14400, 16365, 17456, 19638, 21820, 26184, 27275, 28800, 32730, 34912, 39276, 43640, 49095, 52368, 54550, 65460, 69824, 78552, 81825, 87280, 98190, 104736, 109100, 130920, 139648, 157104, 163650, 174560, 196380, 209472, 218200, 245475, 261840, 314208, 327300, 349120, 392760, 418944, 436400, 490950, 523680, 628416, 654600, 698240, 785520, 872800, 981900, 1047360, 1256832, 1309200, 1571040, 1745600, 1963800, 2094720, 2618400, 3142080, 3491200, 3927600, 5236800, 6284160, 7855200, 10473600, 15710400, 31420800]

約数ペア:

[(1, 31420800), (2, 15710400), (3, 10473600), (4, 7855200), (5, 6284160), (6, 5236800), (8, 3927600), (9, 3491200), (10, 3142080), (12, 2618400), (15, 2094720), (16, 1963800), (18, 1745600), (20, 1571040), (24, 1309200), (25, 1256832), (30, 1047360), (32, 981900), (36, 872800), (40, 785520), (45, 698240), (48, 654600), (50, 628416), (60, 523680), (64, 490950), (72, 436400), (75, 418944), (80, 392760), (90, 349120), (96, 327300), (100, 314208), (120, 261840), (128, 245475), (144, 218200), (150, 209472), (160, 196380), (180, 174560), (192, 163650), (200, 157104), (225, 139648), (240, 130920), (288, 109100), (300, 104736), (320, 98190), (360, 87280), (384, 81825), (400, 78552), (450, 69824), (480, 65460), (576, 54550), (600, 52368), (640, 49095), (720, 43640), (800, 39276), (900, 34912), (960, 32730), (1091, 28800), (1152, 27275), (1200, 26184), (1440, 21820), (1600, 19638), (1800, 17456), (1920, 16365), (2182, 14400), (2400, 13092), (2880, 10910), (3200, 9819), (3273, 9600), (3600, 8728), (4364, 7200), (4800, 6546), (5455, 5760)]