39090780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2749}}^1$

素因数の和:2843

約数の個数: 72

約数和(自身を含む): 120120000

約数和(自身を除く): 81029220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2749, 2844, 3555, 4740, 5498, 7110, 8247, 10996, 13745, 14220, 16494, 24741, 27490, 32988, 41235, 49482, 54980, 82470, 98964, 123705, 164940, 217171, 247410, 434342, 494820, 651513, 868684, 1085855, 1303026, 1954539, 2171710, 2606052, 3257565, 3909078, 4343420, 6515130, 7818156, 9772695, 13030260, 19545390, 39090780]

約数ペア:

[(1, 39090780), (2, 19545390), (3, 13030260), (4, 9772695), (5, 7818156), (6, 6515130), (9, 4343420), (10, 3909078), (12, 3257565), (15, 2606052), (18, 2171710), (20, 1954539), (30, 1303026), (36, 1085855), (45, 868684), (60, 651513), (79, 494820), (90, 434342), (158, 247410), (180, 217171), (237, 164940), (316, 123705), (395, 98964), (474, 82470), (711, 54980), (790, 49482), (948, 41235), (1185, 32988), (1422, 27490), (1580, 24741), (2370, 16494), (2749, 14220), (2844, 13745), (3555, 10996), (4740, 8247), (5498, 7110)]