219954480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{916477}}^1$

素因数の和:916493

約数の個数: 40

約数和(自身を含む): 681859632

約数和(自身を除く): 461905152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 916477, 1832954, 2749431, 3665908, 4582385, 5498862, 7331816, 9164770, 10997724, 13747155, 14663632, 18329540, 21995448, 27494310, 36659080, 43990896, 54988620, 73318160, 109977240, 219954480]

約数ペア:

[(1, 219954480), (2, 109977240), (3, 73318160), (4, 54988620), (5, 43990896), (6, 36659080), (8, 27494310), (10, 21995448), (12, 18329540), (15, 14663632), (16, 13747155), (20, 10997724), (24, 9164770), (30, 7331816), (40, 5498862), (48, 4582385), (60, 3665908), (80, 2749431), (120, 1832954), (240, 916477)]