297777220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{541}}^1$

素因数の和:665

約数の個数: 96

約数和(自身を含む): 707505120

約数和(自身を除く): 409727900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 73, 116, 130, 145, 146, 260, 290, 292, 365, 377, 541, 580, 730, 754, 949, 1082, 1460, 1508, 1885, 1898, 2117, 2164, 2705, 3770, 3796, 4234, 4745, 5410, 7033, 7540, 8468, 9490, 10585, 10820, 14066, 15689, 18980, 21170, 27521, 28132, 31378, 35165, 39493, 42340, 55042, 62756, 70330, 78445, 78986, 110084, 137605, 140660, 156890, 157972, 197465, 203957, 275210, 313780, 394930, 407914, 513409, 550420, 789860, 815828, 1019785, 1026818, 1145297, 2039570, 2053636, 2290594, 2567045, 4079140, 4581188, 5134090, 5726485, 10268180, 11452970, 14888861, 22905940, 29777722, 59555444, 74444305, 148888610, 297777220]

約数ペア:

[(1, 297777220), (2, 148888610), (4, 74444305), (5, 59555444), (10, 29777722), (13, 22905940), (20, 14888861), (26, 11452970), (29, 10268180), (52, 5726485), (58, 5134090), (65, 4581188), (73, 4079140), (116, 2567045), (130, 2290594), (145, 2053636), (146, 2039570), (260, 1145297), (290, 1026818), (292, 1019785), (365, 815828), (377, 789860), (541, 550420), (580, 513409), (730, 407914), (754, 394930), (949, 313780), (1082, 275210), (1460, 203957), (1508, 197465), (1885, 157972), (1898, 156890), (2117, 140660), (2164, 137605), (2705, 110084), (3770, 78986), (3796, 78445), (4234, 70330), (4745, 62756), (5410, 55042), (7033, 42340), (7540, 39493), (8468, 35165), (9490, 31378), (10585, 28132), (10820, 27521), (14066, 21170), (15689, 18980)]