78167520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2857}}^1$

素因数の和:2897

約数の個数: 144

約数和(自身を含む): 280884240

約数和(自身を除く): 202716720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 2857, 3040, 3420, 4560, 5472, 5714, 6840, 8571, 9120, 11428, 13680, 14285, 17142, 22856, 25713, 27360, 28570, 34284, 42855, 45712, 51426, 54283, 57140, 68568, 85710, 91424, 102852, 108566, 114280, 128565, 137136, 162849, 171420, 205704, 217132, 228560, 257130, 271415, 274272, 325698, 342840, 411408, 434264, 457120, 488547, 514260, 542830, 651396, 685680, 814245, 822816, 868528, 977094, 1028520, 1085660, 1302792, 1371360, 1628490, 1737056, 1954188, 2057040, 2171320, 2442735, 2605584, 3256980, 3908376, 4114080, 4342640, 4885470, 5211168, 6513960, 7816752, 8685280, 9770940, 13027920, 15633504, 19541880, 26055840, 39083760, 78167520]

約数ペア:

[(1, 78167520), (2, 39083760), (3, 26055840), (4, 19541880), (5, 15633504), (6, 13027920), (8, 9770940), (9, 8685280), (10, 7816752), (12, 6513960), (15, 5211168), (16, 4885470), (18, 4342640), (19, 4114080), (20, 3908376), (24, 3256980), (30, 2605584), (32, 2442735), (36, 2171320), (38, 2057040), (40, 1954188), (45, 1737056), (48, 1628490), (57, 1371360), (60, 1302792), (72, 1085660), (76, 1028520), (80, 977094), (90, 868528), (95, 822816), (96, 814245), (114, 685680), (120, 651396), (144, 542830), (152, 514260), (160, 488547), (171, 457120), (180, 434264), (190, 411408), (228, 342840), (240, 325698), (285, 274272), (288, 271415), (304, 257130), (342, 228560), (360, 217132), (380, 205704), (456, 171420), (480, 162849), (570, 137136), (608, 128565), (684, 114280), (720, 108566), (760, 102852), (855, 91424), (912, 85710), (1140, 68568), (1368, 57140), (1440, 54283), (1520, 51426), (1710, 45712), (1824, 42855), (2280, 34284), (2736, 28570), (2857, 27360), (3040, 25713), (3420, 22856), (4560, 17142), (5472, 14285), (5714, 13680), (6840, 11428), (8571, 9120)]