254858040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{707939}}^1$

素因数の和:707956

約数の個数: 48

約数和(自身を含む): 828289800

約数和(自身を除く): 573431760

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, 707939, 1415878, 2123817, 2831756, 3539695, 4247634, 5663512, 6371451, 7079390, 8495268, 10619085, 12742902, 14158780, 16990536, 21238170, 25485804, 28317560, 31857255, 42476340, 50971608, 63714510, 84952680, 127429020, 254858040]

約数ペア:

[(1, 254858040), (2, 127429020), (3, 84952680), (4, 63714510), (5, 50971608), (6, 42476340), (8, 31857255), (9, 28317560), (10, 25485804), (12, 21238170), (15, 16990536), (18, 14158780), (20, 12742902), (24, 10619085), (30, 8495268), (36, 7079390), (40, 6371451), (45, 5663512), (60, 4247634), (72, 3539695), (90, 2831756), (120, 2123817), (180, 1415878), (360, 707939)]