31375320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5563}}^1$

素因数の和:5624

約数の個数: 64

約数和(自身を含む): 96145920

約数和(自身を除く): 64770600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1410, 1880, 2820, 5563, 5640, 11126, 16689, 22252, 27815, 33378, 44504, 55630, 66756, 83445, 111260, 133512, 166890, 222520, 261461, 333780, 522922, 667560, 784383, 1045844, 1307305, 1568766, 2091688, 2614610, 3137532, 3921915, 5229220, 6275064, 7843830, 10458440, 15687660, 31375320]

約数ペア:

[(1, 31375320), (2, 15687660), (3, 10458440), (4, 7843830), (5, 6275064), (6, 5229220), (8, 3921915), (10, 3137532), (12, 2614610), (15, 2091688), (20, 1568766), (24, 1307305), (30, 1045844), (40, 784383), (47, 667560), (60, 522922), (94, 333780), (120, 261461), (141, 222520), (188, 166890), (235, 133512), (282, 111260), (376, 83445), (470, 66756), (564, 55630), (705, 44504), (940, 33378), (1128, 27815), (1410, 22252), (1880, 16689), (2820, 11126), (5563, 5640)]