278768340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{29221}}^1$

素因数の和:29289

約数の個数: 72

約数和(自身を含む): 861581448

約数和(自身を除く): 582813108

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, 29221, 58442, 87663, 116884, 146105, 175326, 262989, 292210, 350652, 438315, 525978, 584420, 876630, 1051956, 1314945, 1548713, 1753260, 2629890, 3097426, 4646139, 5259780, 6194852, 7743565, 9292278, 13938417, 15487130, 18584556, 23230695, 27876834, 30974260, 46461390, 55753668, 69692085, 92922780, 139384170, 278768340]

約数ペア:

[(1, 278768340), (2, 139384170), (3, 92922780), (4, 69692085), (5, 55753668), (6, 46461390), (9, 30974260), (10, 27876834), (12, 23230695), (15, 18584556), (18, 15487130), (20, 13938417), (30, 9292278), (36, 7743565), (45, 6194852), (53, 5259780), (60, 4646139), (90, 3097426), (106, 2629890), (159, 1753260), (180, 1548713), (212, 1314945), (265, 1051956), (318, 876630), (477, 584420), (530, 525978), (636, 438315), (795, 350652), (954, 292210), (1060, 262989), (1590, 175326), (1908, 146105), (2385, 116884), (3180, 87663), (4770, 58442), (9540, 29221)]