205422600

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{342371}}^1$

素因数の和:342390

約数の個数: 48

約数和(自身を含む): 636811920

約数和(自身を除く): 431389320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600, 342371, 684742, 1027113, 1369484, 1711855, 2054226, 2738968, 3423710, 4108452, 5135565, 6847420, 8216904, 8559275, 10271130, 13694840, 17118550, 20542260, 25677825, 34237100, 41084520, 51355650, 68474200, 102711300, 205422600]

約数ペア:

[(1, 205422600), (2, 102711300), (3, 68474200), (4, 51355650), (5, 41084520), (6, 34237100), (8, 25677825), (10, 20542260), (12, 17118550), (15, 13694840), (20, 10271130), (24, 8559275), (25, 8216904), (30, 6847420), (40, 5135565), (50, 4108452), (60, 3423710), (75, 2738968), (100, 2054226), (120, 1711855), (150, 1369484), (200, 1027113), (300, 684742), (600, 342371)]