1230800

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:216

約数の個数: 60

約数和(自身を含む): 3148236

約数和(自身を除く): 1917436

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 181, 200, 272, 340, 362, 400, 425, 680, 724, 850, 905, 1360, 1448, 1700, 1810, 2896, 3077, 3400, 3620, 4525, 6154, 6800, 7240, 9050, 12308, 14480, 15385, 18100, 24616, 30770, 36200, 49232, 61540, 72400, 76925, 123080, 153850, 246160, 307700, 615400, 1230800]

約数ペア:

[(1, 1230800), (2, 615400), (4, 307700), (5, 246160), (8, 153850), (10, 123080), (16, 76925), (17, 72400), (20, 61540), (25, 49232), (34, 36200), (40, 30770), (50, 24616), (68, 18100), (80, 15385), (85, 14480), (100, 12308), (136, 9050), (170, 7240), (181, 6800), (200, 6154), (272, 4525), (340, 3620), (362, 3400), (400, 3077), (425, 2896), (680, 1810), (724, 1700), (850, 1448), (905, 1360)]