15662880

素因数分解:

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

素因数の和:243

約数の個数: 144

約数和(自身を含む): 54545400

約数和(自身を除く): 38882520

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, 72, 73, 80, 90, 96, 120, 144, 146, 149, 160, 180, 219, 240, 288, 292, 298, 360, 365, 438, 447, 480, 584, 596, 657, 720, 730, 745, 876, 894, 1095, 1168, 1192, 1314, 1341, 1440, 1460, 1490, 1752, 1788, 2190, 2235, 2336, 2384, 2628, 2682, 2920, 2980, 3285, 3504, 3576, 4380, 4470, 4768, 5256, 5364, 5840, 5960, 6570, 6705, 7008, 7152, 8760, 8940, 10512, 10728, 10877, 11680, 11920, 13140, 13410, 14304, 17520, 17880, 21024, 21456, 21754, 23840, 26280, 26820, 32631, 35040, 35760, 42912, 43508, 52560, 53640, 54385, 65262, 71520, 87016, 97893, 105120, 107280, 108770, 130524, 163155, 174032, 195786, 214560, 217540, 261048, 326310, 348064, 391572, 435080, 489465, 522096, 652620, 783144, 870160, 978930, 1044192, 1305240, 1566288, 1740320, 1957860, 2610480, 3132576, 3915720, 5220960, 7831440, 15662880]

約数ペア:

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