321005710

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{563}}^1$

素因数の和:697

約数の個数: 64

約数和(自身を含む): 629586432

約数和(自身を除く): 308580722

約数列:

[1, 2, 5, 10, 23, 37, 46, 67, 74, 115, 134, 185, 230, 335, 370, 563, 670, 851, 1126, 1541, 1702, 2479, 2815, 3082, 4255, 4958, 5630, 7705, 8510, 12395, 12949, 15410, 20831, 24790, 25898, 37721, 41662, 57017, 64745, 75442, 104155, 114034, 129490, 188605, 208310, 285085, 377210, 479113, 570170, 867583, 958226, 1395677, 1735166, 2395565, 2791354, 4337915, 4791130, 6978385, 8675830, 13956770, 32100571, 64201142, 160502855, 321005710]

約数ペア:

[(1, 321005710), (2, 160502855), (5, 64201142), (10, 32100571), (23, 13956770), (37, 8675830), (46, 6978385), (67, 4791130), (74, 4337915), (115, 2791354), (134, 2395565), (185, 1735166), (230, 1395677), (335, 958226), (370, 867583), (563, 570170), (670, 479113), (851, 377210), (1126, 285085), (1541, 208310), (1702, 188605), (2479, 129490), (2815, 114034), (3082, 104155), (4255, 75442), (4958, 64745), (5630, 57017), (7705, 41662), (8510, 37721), (12395, 25898), (12949, 24790), (15410, 20831)]