255135780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61627}}^1$

素因数の和:61665

約数の個数: 72

約数和(自身を含む): 807573312

約数和(自身を除く): 552437532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 61627, 123254, 184881, 246508, 308135, 369762, 554643, 616270, 739524, 924405, 1109286, 1232540, 1417421, 1848810, 2218572, 2773215, 2834842, 3697620, 4252263, 5546430, 5669684, 7087105, 8504526, 11092860, 12756789, 14174210, 17009052, 21261315, 25513578, 28348420, 42522630, 51027156, 63783945, 85045260, 127567890, 255135780]

約数ペア:

[(1, 255135780), (2, 127567890), (3, 85045260), (4, 63783945), (5, 51027156), (6, 42522630), (9, 28348420), (10, 25513578), (12, 21261315), (15, 17009052), (18, 14174210), (20, 12756789), (23, 11092860), (30, 8504526), (36, 7087105), (45, 5669684), (46, 5546430), (60, 4252263), (69, 3697620), (90, 2834842), (92, 2773215), (115, 2218572), (138, 1848810), (180, 1417421), (207, 1232540), (230, 1109286), (276, 924405), (345, 739524), (414, 616270), (460, 554643), (690, 369762), (828, 308135), (1035, 246508), (1380, 184881), (2070, 123254), (4140, 61627)]