17883540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1361}}^1$

素因数の和:1449

約数の個数: 72

約数和(自身を含む): 55030248

約数和(自身を除く): 37146708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1314, 1361, 1460, 2190, 2628, 2722, 3285, 4083, 4380, 5444, 6570, 6805, 8166, 12249, 13140, 13610, 16332, 20415, 24498, 27220, 40830, 48996, 61245, 81660, 99353, 122490, 198706, 244980, 298059, 397412, 496765, 596118, 894177, 993530, 1192236, 1490295, 1788354, 1987060, 2980590, 3576708, 4470885, 5961180, 8941770, 17883540]

約数ペア:

[(1, 17883540), (2, 8941770), (3, 5961180), (4, 4470885), (5, 3576708), (6, 2980590), (9, 1987060), (10, 1788354), (12, 1490295), (15, 1192236), (18, 993530), (20, 894177), (30, 596118), (36, 496765), (45, 397412), (60, 298059), (73, 244980), (90, 198706), (146, 122490), (180, 99353), (219, 81660), (292, 61245), (365, 48996), (438, 40830), (657, 27220), (730, 24498), (876, 20415), (1095, 16332), (1314, 13610), (1361, 13140), (1460, 12249), (2190, 8166), (2628, 6805), (2722, 6570), (3285, 5444), (4083, 4380)]