260859720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197621}}^1$

素因数の和:197646

約数の個数: 64

約数和(自身を含む): 853727040

約数和(自身を除く): 592867320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 197621, 395242, 592863, 790484, 988105, 1185726, 1580968, 1976210, 2173831, 2371452, 2964315, 3952420, 4347662, 4742904, 5928630, 6521493, 7904840, 8695324, 10869155, 11857260, 13042986, 17390648, 21738310, 23714520, 26085972, 32607465, 43476620, 52171944, 65214930, 86953240, 130429860, 260859720]

約数ペア:

[(1, 260859720), (2, 130429860), (3, 86953240), (4, 65214930), (5, 52171944), (6, 43476620), (8, 32607465), (10, 26085972), (11, 23714520), (12, 21738310), (15, 17390648), (20, 13042986), (22, 11857260), (24, 10869155), (30, 8695324), (33, 7904840), (40, 6521493), (44, 5928630), (55, 4742904), (60, 4347662), (66, 3952420), (88, 2964315), (110, 2371452), (120, 2173831), (132, 1976210), (165, 1580968), (220, 1185726), (264, 988105), (330, 790484), (440, 592863), (660, 395242), (1320, 197621)]