31325760

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:245

約数の個数: 168

約数和(自身を含む): 109956600

約数和(自身を除く): 78630840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 73, 80, 90, 96, 120, 144, 146, 149, 160, 180, 192, 219, 240, 288, 292, 298, 320, 360, 365, 438, 447, 480, 576, 584, 596, 657, 720, 730, 745, 876, 894, 960, 1095, 1168, 1192, 1314, 1341, 1440, 1460, 1490, 1752, 1788, 2190, 2235, 2336, 2384, 2628, 2682, 2880, 2920, 2980, 3285, 3504, 3576, 4380, 4470, 4672, 4768, 5256, 5364, 5840, 5960, 6570, 6705, 7008, 7152, 8760, 8940, 9536, 10512, 10728, 10877, 11680, 11920, 13140, 13410, 14016, 14304, 17520, 17880, 21024, 21456, 21754, 23360, 23840, 26280, 26820, 28608, 32631, 35040, 35760, 42048, 42912, 43508, 47680, 52560, 53640, 54385, 65262, 70080, 71520, 85824, 87016, 97893, 105120, 107280, 108770, 130524, 143040, 163155, 174032, 195786, 210240, 214560, 217540, 261048, 326310, 348064, 391572, 429120, 435080, 489465, 522096, 652620, 696128, 783144, 870160, 978930, 1044192, 1305240, 1566288, 1740320, 1957860, 2088384, 2610480, 3132576, 3480640, 3915720, 5220960, 6265152, 7831440, 10441920, 15662880, 31325760]

約数ペア:

[(1, 31325760), (2, 15662880), (3, 10441920), (4, 7831440), (5, 6265152), (6, 5220960), (8, 3915720), (9, 3480640), (10, 3132576), (12, 2610480), (15, 2088384), (16, 1957860), (18, 1740320), (20, 1566288), (24, 1305240), (30, 1044192), (32, 978930), (36, 870160), (40, 783144), (45, 696128), (48, 652620), (60, 522096), (64, 489465), (72, 435080), (73, 429120), (80, 391572), (90, 348064), (96, 326310), (120, 261048), (144, 217540), (146, 214560), (149, 210240), (160, 195786), (180, 174032), (192, 163155), (219, 143040), (240, 130524), (288, 108770), (292, 107280), (298, 105120), (320, 97893), (360, 87016), (365, 85824), (438, 71520), (447, 70080), (480, 65262), (576, 54385), (584, 53640), (596, 52560), (657, 47680), (720, 43508), (730, 42912), (745, 42048), (876, 35760), (894, 35040), (960, 32631), (1095, 28608), (1168, 26820), (1192, 26280), (1314, 23840), (1341, 23360), (1440, 21754), (1460, 21456), (1490, 21024), (1752, 17880), (1788, 17520), (2190, 14304), (2235, 14016), (2336, 13410), (2384, 13140), (2628, 11920), (2682, 11680), (2880, 10877), (2920, 10728), (2980, 10512), (3285, 9536), (3504, 8940), (3576, 8760), (4380, 7152), (4470, 7008), (4672, 6705), (4768, 6570), (5256, 5960), (5364, 5840)]