30731040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{21341}}^1$

素因数の和:21362

約数の個数: 72

約数和(自身を含む): 104874588

約数和(自身を除く): 74143548

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 21341, 42682, 64023, 85364, 106705, 128046, 170728, 192069, 213410, 256092, 320115, 341456, 384138, 426820, 512184, 640230, 682912, 768276, 853640, 960345, 1024368, 1280460, 1536552, 1707280, 1920690, 2048736, 2560920, 3073104, 3414560, 3841380, 5121840, 6146208, 7682760, 10243680, 15365520, 30731040]

約数ペア:

[(1, 30731040), (2, 15365520), (3, 10243680), (4, 7682760), (5, 6146208), (6, 5121840), (8, 3841380), (9, 3414560), (10, 3073104), (12, 2560920), (15, 2048736), (16, 1920690), (18, 1707280), (20, 1536552), (24, 1280460), (30, 1024368), (32, 960345), (36, 853640), (40, 768276), (45, 682912), (48, 640230), (60, 512184), (72, 426820), (80, 384138), (90, 341456), (96, 320115), (120, 256092), (144, 213410), (160, 192069), (180, 170728), (240, 128046), (288, 106705), (360, 85364), (480, 64023), (720, 42682), (1440, 21341)]