31115340

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19207}}^1$

素因数の和:19228

約数の個数: 60

約数和(自身を含む): 97615056

約数和(自身を除く): 66499716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 19207, 38414, 57621, 76828, 96035, 115242, 172863, 192070, 230484, 288105, 345726, 384140, 518589, 576210, 691452, 864315, 1037178, 1152420, 1555767, 1728630, 2074356, 2592945, 3111534, 3457260, 5185890, 6223068, 7778835, 10371780, 15557670, 31115340]

約数ペア:

[(1, 31115340), (2, 15557670), (3, 10371780), (4, 7778835), (5, 6223068), (6, 5185890), (9, 3457260), (10, 3111534), (12, 2592945), (15, 2074356), (18, 1728630), (20, 1555767), (27, 1152420), (30, 1037178), (36, 864315), (45, 691452), (54, 576210), (60, 518589), (81, 384140), (90, 345726), (108, 288105), (135, 230484), (162, 192070), (180, 172863), (270, 115242), (324, 96035), (405, 76828), (540, 57621), (810, 38414), (1620, 19207)]