28452720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1151}}^1$

素因数の和:1270

約数の個数: 80

約数和(自身を含む): 89137152

約数和(自身を除く): 60684432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 103, 120, 206, 240, 309, 412, 515, 618, 824, 1030, 1151, 1236, 1545, 1648, 2060, 2302, 2472, 3090, 3453, 4120, 4604, 4944, 5755, 6180, 6906, 8240, 9208, 11510, 12360, 13812, 17265, 18416, 23020, 24720, 27624, 34530, 46040, 55248, 69060, 92080, 118553, 138120, 237106, 276240, 355659, 474212, 592765, 711318, 948424, 1185530, 1422636, 1778295, 1896848, 2371060, 2845272, 3556590, 4742120, 5690544, 7113180, 9484240, 14226360, 28452720]

約数ペア:

[(1, 28452720), (2, 14226360), (3, 9484240), (4, 7113180), (5, 5690544), (6, 4742120), (8, 3556590), (10, 2845272), (12, 2371060), (15, 1896848), (16, 1778295), (20, 1422636), (24, 1185530), (30, 948424), (40, 711318), (48, 592765), (60, 474212), (80, 355659), (103, 276240), (120, 237106), (206, 138120), (240, 118553), (309, 92080), (412, 69060), (515, 55248), (618, 46040), (824, 34530), (1030, 27624), (1151, 24720), (1236, 23020), (1545, 18416), (1648, 17265), (2060, 13812), (2302, 12360), (2472, 11510), (3090, 9208), (3453, 8240), (4120, 6906), (4604, 6180), (4944, 5755)]