120775980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{154841}}^1$

素因数の和:154866

約数の個数: 48

約数和(自身を含む): 364188384

約数和(自身を除く): 243412404

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, 154841, 309682, 464523, 619364, 774205, 929046, 1548410, 1858092, 2012933, 2322615, 3096820, 4025866, 4645230, 6038799, 8051732, 9290460, 10064665, 12077598, 20129330, 24155196, 30193995, 40258660, 60387990, 120775980]

約数ペア:

[(1, 120775980), (2, 60387990), (3, 40258660), (4, 30193995), (5, 24155196), (6, 20129330), (10, 12077598), (12, 10064665), (13, 9290460), (15, 8051732), (20, 6038799), (26, 4645230), (30, 4025866), (39, 3096820), (52, 2322615), (60, 2012933), (65, 1858092), (78, 1548410), (130, 929046), (156, 774205), (195, 619364), (260, 464523), (390, 309682), (780, 154841)]