128031480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{355643}}^1$

素因数の和:355660

約数の個数: 48

約数和(自身を含む): 416103480

約数和(自身を除く): 288072000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 355643, 711286, 1066929, 1422572, 1778215, 2133858, 2845144, 3200787, 3556430, 4267716, 5334645, 6401574, 7112860, 8535432, 10669290, 12803148, 14225720, 16003935, 21338580, 25606296, 32007870, 42677160, 64015740, 128031480]

約数ペア:

[(1, 128031480), (2, 64015740), (3, 42677160), (4, 32007870), (5, 25606296), (6, 21338580), (8, 16003935), (9, 14225720), (10, 12803148), (12, 10669290), (15, 8535432), (18, 7112860), (20, 6401574), (24, 5334645), (30, 4267716), (36, 3556430), (40, 3200787), (45, 2845144), (60, 2133858), (72, 1778215), (90, 1422572), (120, 1066929), (180, 711286), (360, 355643)]