255705060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{327827}}^1$

素因数の和:327852

約数の個数: 48

約数和(自身を含む): 771051456

約数和(自身を除く): 515346396

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 327827, 655654, 983481, 1311308, 1639135, 1966962, 3278270, 3933924, 4261751, 4917405, 6556540, 8523502, 9834810, 12785253, 17047004, 19669620, 21308755, 25570506, 42617510, 51141012, 63926265, 85235020, 127852530, 255705060]

約数ペア:

[(1, 255705060), (2, 127852530), (3, 85235020), (4, 63926265), (5, 51141012), (6, 42617510), (10, 25570506), (12, 21308755), (13, 19669620), (15, 17047004), (20, 12785253), (26, 9834810), (30, 8523502), (39, 6556540), (52, 4917405), (60, 4261751), (65, 3933924), (78, 3278270), (130, 1966962), (156, 1639135), (195, 1311308), (260, 983481), (390, 655654), (780, 327827)]