306480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1277}}^1$

素因数の和:1293

約数の個数: 40

約数和(自身を含む): 950832

約数和(自身を除く): 644352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1277, 2554, 3831, 5108, 6385, 7662, 10216, 12770, 15324, 19155, 20432, 25540, 30648, 38310, 51080, 61296, 76620, 102160, 153240, 306480]

約数ペア:

[(1, 306480), (2, 153240), (3, 102160), (4, 76620), (5, 61296), (6, 51080), (8, 38310), (10, 30648), (12, 25540), (15, 20432), (16, 19155), (20, 15324), (24, 12770), (30, 10216), (40, 7662), (48, 6385), (60, 5108), (80, 3831), (120, 2554), (240, 1277)]