15691078040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1879}}^1\times {\mathrm{18979}}^1$

素因数の和:20880

約数の個数: 64

約数和(自身を含む): 38536992000

約数和(自身を除く): 22845913960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1879, 3758, 7516, 9395, 15032, 18790, 18979, 20669, 37580, 37958, 41338, 75160, 75916, 82676, 94895, 103345, 151832, 165352, 189790, 206690, 208769, 379580, 413380, 417538, 759160, 826760, 835076, 1043845, 1670152, 2087690, 4175380, 8350760, 35661541, 71323082, 142646164, 178307705, 285292328, 356615410, 392276951, 713230820, 784553902, 1426461640, 1569107804, 1961384755, 3138215608, 3922769510, 7845539020, 15691078040]

約数ペア:

[(1, 15691078040), (2, 7845539020), (4, 3922769510), (5, 3138215608), (8, 1961384755), (10, 1569107804), (11, 1426461640), (20, 784553902), (22, 713230820), (40, 392276951), (44, 356615410), (55, 285292328), (88, 178307705), (110, 142646164), (220, 71323082), (440, 35661541), (1879, 8350760), (3758, 4175380), (7516, 2087690), (9395, 1670152), (15032, 1043845), (18790, 835076), (18979, 826760), (20669, 759160), (37580, 417538), (37958, 413380), (41338, 379580), (75160, 208769), (75916, 206690), (82676, 189790), (94895, 165352), (103345, 151832)]