61656720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{256903}}^1$

素因数の和:256919

約数の個数: 40

約数和(自身を含む): 191136576

約数和(自身を除く): 129479856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 256903, 513806, 770709, 1027612, 1284515, 1541418, 2055224, 2569030, 3082836, 3853545, 4110448, 5138060, 6165672, 7707090, 10276120, 12331344, 15414180, 20552240, 30828360, 61656720]

約数ペア:

[(1, 61656720), (2, 30828360), (3, 20552240), (4, 15414180), (5, 12331344), (6, 10276120), (8, 7707090), (10, 6165672), (12, 5138060), (15, 4110448), (16, 3853545), (20, 3082836), (24, 2569030), (30, 2055224), (40, 1541418), (48, 1284515), (60, 1027612), (80, 770709), (120, 513806), (240, 256903)]