77995890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{123803}}^1$

素因数の和:123823

約数の個数: 48

約数和(自身を含む): 231761088

約数和(自身を除く): 153765198

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 123803, 247606, 371409, 619015, 742818, 866621, 1114227, 1238030, 1733242, 1857045, 2228454, 2599863, 3714090, 4333105, 5199726, 5571135, 7799589, 8666210, 11142270, 12999315, 15599178, 25998630, 38997945, 77995890]

約数ペア:

[(1, 77995890), (2, 38997945), (3, 25998630), (5, 15599178), (6, 12999315), (7, 11142270), (9, 8666210), (10, 7799589), (14, 5571135), (15, 5199726), (18, 4333105), (21, 3714090), (30, 2599863), (35, 2228454), (42, 1857045), (45, 1733242), (63, 1238030), (70, 1114227), (90, 866621), (105, 742818), (126, 619015), (210, 371409), (315, 247606), (630, 123803)]