208998810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{38069}}^1$

素因数の和:38143

約数の個数: 48

約数和(自身を含む): 552319560

約数和(自身を除く): 343320750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2745, 5490, 38069, 76138, 114207, 190345, 228414, 342621, 380690, 571035, 685242, 1142070, 1713105, 2322209, 3426210, 4644418, 6966627, 11611045, 13933254, 20899881, 23222090, 34833135, 41799762, 69666270, 104499405, 208998810]

約数ペア:

[(1, 208998810), (2, 104499405), (3, 69666270), (5, 41799762), (6, 34833135), (9, 23222090), (10, 20899881), (15, 13933254), (18, 11611045), (30, 6966627), (45, 4644418), (61, 3426210), (90, 2322209), (122, 1713105), (183, 1142070), (305, 685242), (366, 571035), (549, 380690), (610, 342621), (915, 228414), (1098, 190345), (1830, 114207), (2745, 76138), (5490, 38069)]