278634780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{29207}}^1$

素因数の和:29275

約数の個数: 72

約数和(自身を含む): 861168672

約数和(自身を除く): 582533892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770, 9540, 29207, 58414, 87621, 116828, 146035, 175242, 262863, 292070, 350484, 438105, 525726, 584140, 876210, 1051452, 1314315, 1547971, 1752420, 2628630, 3095942, 4643913, 5257260, 6191884, 7739855, 9287826, 13931739, 15479710, 18575652, 23219565, 27863478, 30959420, 46439130, 55726956, 69658695, 92878260, 139317390, 278634780]

約数ペア:

[(1, 278634780), (2, 139317390), (3, 92878260), (4, 69658695), (5, 55726956), (6, 46439130), (9, 30959420), (10, 27863478), (12, 23219565), (15, 18575652), (18, 15479710), (20, 13931739), (30, 9287826), (36, 7739855), (45, 6191884), (53, 5257260), (60, 4643913), (90, 3095942), (106, 2628630), (159, 1752420), (180, 1547971), (212, 1314315), (265, 1051452), (318, 876210), (477, 584140), (530, 525726), (636, 438105), (795, 350484), (954, 292070), (1060, 262863), (1590, 175242), (1908, 146035), (2385, 116828), (3180, 87621), (4770, 58414), (9540, 29207)]