28611840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{7451}}^1$

素因数の和:7475

約数の個数: 72

約数和(自身を含む): 91391328

約数和(自身を除く): 62779488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 7451, 14902, 22353, 29804, 37255, 44706, 59608, 74510, 89412, 111765, 119216, 149020, 178824, 223530, 238432, 298040, 357648, 447060, 476864, 596080, 715296, 894120, 953728, 1192160, 1430592, 1788240, 1907456, 2384320, 2861184, 3576480, 4768640, 5722368, 7152960, 9537280, 14305920, 28611840]

約数ペア:

[(1, 28611840), (2, 14305920), (3, 9537280), (4, 7152960), (5, 5722368), (6, 4768640), (8, 3576480), (10, 2861184), (12, 2384320), (15, 1907456), (16, 1788240), (20, 1430592), (24, 1192160), (30, 953728), (32, 894120), (40, 715296), (48, 596080), (60, 476864), (64, 447060), (80, 357648), (96, 298040), (120, 238432), (128, 223530), (160, 178824), (192, 149020), (240, 119216), (256, 111765), (320, 89412), (384, 74510), (480, 59608), (640, 44706), (768, 37255), (960, 29804), (1280, 22353), (1920, 14902), (3840, 7451)]