30040900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 69752480

約数和(自身を除く): 39711580

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 97, 100, 163, 190, 194, 326, 380, 388, 475, 485, 652, 815, 950, 970, 1630, 1843, 1900, 1940, 2425, 3097, 3260, 3686, 4075, 4850, 6194, 7372, 8150, 9215, 9700, 12388, 15485, 15811, 16300, 18430, 30970, 31622, 36860, 46075, 61940, 63244, 77425, 79055, 92150, 154850, 158110, 184300, 300409, 309700, 316220, 395275, 600818, 790550, 1201636, 1502045, 1581100, 3004090, 6008180, 7510225, 15020450, 30040900]

約数ペア:

[(1, 30040900), (2, 15020450), (4, 7510225), (5, 6008180), (10, 3004090), (19, 1581100), (20, 1502045), (25, 1201636), (38, 790550), (50, 600818), (76, 395275), (95, 316220), (97, 309700), (100, 300409), (163, 184300), (190, 158110), (194, 154850), (326, 92150), (380, 79055), (388, 77425), (475, 63244), (485, 61940), (652, 46075), (815, 36860), (950, 31622), (970, 30970), (1630, 18430), (1843, 16300), (1900, 15811), (1940, 15485), (2425, 12388), (3097, 9700), (3260, 9215), (3686, 8150), (4075, 7372), (4850, 6194)]