51547140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{12451}}^1$

素因数の和:12489

約数の個数: 72

約数和(自身を含む): 163171008

約数和(自身を除く): 111623868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 12451, 24902, 37353, 49804, 62255, 74706, 112059, 124510, 149412, 186765, 224118, 249020, 286373, 373530, 448236, 560295, 572746, 747060, 859119, 1120590, 1145492, 1431865, 1718238, 2241180, 2577357, 2863730, 3436476, 4295595, 5154714, 5727460, 8591190, 10309428, 12886785, 17182380, 25773570, 51547140]

約数ペア:

[(1, 51547140), (2, 25773570), (3, 17182380), (4, 12886785), (5, 10309428), (6, 8591190), (9, 5727460), (10, 5154714), (12, 4295595), (15, 3436476), (18, 2863730), (20, 2577357), (23, 2241180), (30, 1718238), (36, 1431865), (45, 1145492), (46, 1120590), (60, 859119), (69, 747060), (90, 572746), (92, 560295), (115, 448236), (138, 373530), (180, 286373), (207, 249020), (230, 224118), (276, 186765), (345, 149412), (414, 124510), (460, 112059), (690, 74706), (828, 62255), (1035, 49804), (1380, 37353), (2070, 24902), (4140, 12451)]