128596320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{89303}}^1$

素因数の和:89324

約数の個数: 72

約数和(自身を含む): 438839856

約数和(自身を除く): 310243536

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 89303, 178606, 267909, 357212, 446515, 535818, 714424, 803727, 893030, 1071636, 1339545, 1428848, 1607454, 1786060, 2143272, 2679090, 2857696, 3214908, 3572120, 4018635, 4286544, 5358180, 6429816, 7144240, 8037270, 8573088, 10716360, 12859632, 14288480, 16074540, 21432720, 25719264, 32149080, 42865440, 64298160, 128596320]

約数ペア:

[(1, 128596320), (2, 64298160), (3, 42865440), (4, 32149080), (5, 25719264), (6, 21432720), (8, 16074540), (9, 14288480), (10, 12859632), (12, 10716360), (15, 8573088), (16, 8037270), (18, 7144240), (20, 6429816), (24, 5358180), (30, 4286544), (32, 4018635), (36, 3572120), (40, 3214908), (45, 2857696), (48, 2679090), (60, 2143272), (72, 1786060), (80, 1607454), (90, 1428848), (96, 1339545), (120, 1071636), (144, 893030), (160, 803727), (180, 714424), (240, 535818), (288, 446515), (360, 357212), (480, 267909), (720, 178606), (1440, 89303)]