637260720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{31991}}^1$

素因数の和:32090

約数の個数: 80

約数和(自身を含む): 1999372032

約数和(自身を除く): 1362111312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 83, 120, 166, 240, 249, 332, 415, 498, 664, 830, 996, 1245, 1328, 1660, 1992, 2490, 3320, 3984, 4980, 6640, 9960, 19920, 31991, 63982, 95973, 127964, 159955, 191946, 255928, 319910, 383892, 479865, 511856, 639820, 767784, 959730, 1279640, 1535568, 1919460, 2559280, 2655253, 3838920, 5310506, 7677840, 7965759, 10621012, 13276265, 15931518, 21242024, 26552530, 31863036, 39828795, 42484048, 53105060, 63726072, 79657590, 106210120, 127452144, 159315180, 212420240, 318630360, 637260720]

約数ペア:

[(1, 637260720), (2, 318630360), (3, 212420240), (4, 159315180), (5, 127452144), (6, 106210120), (8, 79657590), (10, 63726072), (12, 53105060), (15, 42484048), (16, 39828795), (20, 31863036), (24, 26552530), (30, 21242024), (40, 15931518), (48, 13276265), (60, 10621012), (80, 7965759), (83, 7677840), (120, 5310506), (166, 3838920), (240, 2655253), (249, 2559280), (332, 1919460), (415, 1535568), (498, 1279640), (664, 959730), (830, 767784), (996, 639820), (1245, 511856), (1328, 479865), (1660, 383892), (1992, 319910), (2490, 255928), (3320, 191946), (3984, 159955), (4980, 127964), (6640, 95973), (9960, 63982), (19920, 31991)]