279558630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{238939}}^1$

素因数の和:238965

約数の個数: 48

約数和(自身を含む): 782767440

約数和(自身を除く): 503208810

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 238939, 477878, 716817, 1194695, 1433634, 2150451, 2389390, 3106207, 3584085, 4300902, 6212414, 7168170, 9318621, 10752255, 15531035, 18637242, 21504510, 27955863, 31062070, 46593105, 55911726, 93186210, 139779315, 279558630]

約数ペア:

[(1, 279558630), (2, 139779315), (3, 93186210), (5, 55911726), (6, 46593105), (9, 31062070), (10, 27955863), (13, 21504510), (15, 18637242), (18, 15531035), (26, 10752255), (30, 9318621), (39, 7168170), (45, 6212414), (65, 4300902), (78, 3584085), (90, 3106207), (117, 2389390), (130, 2150451), (195, 1433634), (234, 1194695), (390, 716817), (585, 477878), (1170, 238939)]