20889060960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{4001}}^1$

素因数の和:4241

約数の個数: 192

約数和(自身を含む): 67166366400

約数和(自身を除く): 46277305440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 73, 80, 96, 120, 146, 149, 160, 219, 240, 292, 298, 365, 438, 447, 480, 584, 596, 730, 745, 876, 894, 1095, 1168, 1192, 1460, 1490, 1752, 1788, 2190, 2235, 2336, 2384, 2920, 2980, 3504, 3576, 4001, 4380, 4470, 4768, 5840, 5960, 7008, 7152, 8002, 8760, 8940, 10877, 11680, 11920, 12003, 14304, 16004, 17520, 17880, 20005, 21754, 23840, 24006, 32008, 32631, 35040, 35760, 40010, 43508, 48012, 54385, 60015, 64016, 65262, 71520, 80020, 87016, 96024, 108770, 120030, 128032, 130524, 160040, 163155, 174032, 192048, 217540, 240060, 261048, 292073, 320080, 326310, 348064, 384096, 435080, 480120, 522096, 584146, 596149, 640160, 652620, 870160, 876219, 960240, 1044192, 1168292, 1192298, 1305240, 1460365, 1740320, 1752438, 1788447, 1920480, 2336584, 2384596, 2610480, 2920730, 2980745, 3504876, 3576894, 4381095, 4673168, 4769192, 5220960, 5841460, 5961490, 7009752, 7153788, 8762190, 8942235, 9346336, 9538384, 11682920, 11922980, 14019504, 14307576, 17524380, 17884470, 19076768, 23365840, 23845960, 28039008, 28615152, 35048760, 35768940, 43518877, 46731680, 47691920, 57230304, 70097520, 71537880, 87037754, 95383840, 130556631, 140195040, 143075760, 174075508, 217594385, 261113262, 286151520, 348151016, 435188770, 522226524, 652783155, 696302032, 870377540, 1044453048, 1305566310, 1392604064, 1740755080, 2088906096, 2611132620, 3481510160, 4177812192, 5222265240, 6963020320, 10444530480, 20889060960]

約数ペア:

[(1, 20889060960), (2, 10444530480), (3, 6963020320), (4, 5222265240), (5, 4177812192), (6, 3481510160), (8, 2611132620), (10, 2088906096), (12, 1740755080), (15, 1392604064), (16, 1305566310), (20, 1044453048), (24, 870377540), (30, 696302032), (32, 652783155), (40, 522226524), (48, 435188770), (60, 348151016), (73, 286151520), (80, 261113262), (96, 217594385), (120, 174075508), (146, 143075760), (149, 140195040), (160, 130556631), (219, 95383840), (240, 87037754), (292, 71537880), (298, 70097520), (365, 57230304), (438, 47691920), (447, 46731680), (480, 43518877), (584, 35768940), (596, 35048760), (730, 28615152), (745, 28039008), (876, 23845960), (894, 23365840), (1095, 19076768), (1168, 17884470), (1192, 17524380), (1460, 14307576), (1490, 14019504), (1752, 11922980), (1788, 11682920), (2190, 9538384), (2235, 9346336), (2336, 8942235), (2384, 8762190), (2920, 7153788), (2980, 7009752), (3504, 5961490), (3576, 5841460), (4001, 5220960), (4380, 4769192), (4470, 4673168), (4768, 4381095), (5840, 3576894), (5960, 3504876), (7008, 2980745), (7152, 2920730), (8002, 2610480), (8760, 2384596), (8940, 2336584), (10877, 1920480), (11680, 1788447), (11920, 1752438), (12003, 1740320), (14304, 1460365), (16004, 1305240), (17520, 1192298), (17880, 1168292), (20005, 1044192), (21754, 960240), (23840, 876219), (24006, 870160), (32008, 652620), (32631, 640160), (35040, 596149), (35760, 584146), (40010, 522096), (43508, 480120), (48012, 435080), (54385, 384096), (60015, 348064), (64016, 326310), (65262, 320080), (71520, 292073), (80020, 261048), (87016, 240060), (96024, 217540), (108770, 192048), (120030, 174032), (128032, 163155), (130524, 160040)]