128978880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{134353}}^1$

素因数の和:134373

約数の個数: 56

約数和(自身を含む): 409510992

約数和(自身を除く): 280532112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 134353, 268706, 403059, 537412, 671765, 806118, 1074824, 1343530, 1612236, 2015295, 2149648, 2687060, 3224472, 4030590, 4299296, 5374120, 6448944, 8061180, 8598592, 10748240, 12897888, 16122360, 21496480, 25795776, 32244720, 42992960, 64489440, 128978880]

約数ペア:

[(1, 128978880), (2, 64489440), (3, 42992960), (4, 32244720), (5, 25795776), (6, 21496480), (8, 16122360), (10, 12897888), (12, 10748240), (15, 8598592), (16, 8061180), (20, 6448944), (24, 5374120), (30, 4299296), (32, 4030590), (40, 3224472), (48, 2687060), (60, 2149648), (64, 2015295), (80, 1612236), (96, 1343530), (120, 1074824), (160, 806118), (192, 671765), (240, 537412), (320, 403059), (480, 268706), (960, 134353)]