661878630

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{5333}}^1$

素因数の和:5550

約数の個数: 96

約数和(自身を含む): 1977079104

約数和(自身を除く): 1315200474

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 197, 210, 315, 394, 591, 630, 985, 1182, 1379, 1773, 1970, 2758, 2955, 3546, 4137, 5333, 5910, 6895, 8274, 8865, 10666, 12411, 13790, 15999, 17730, 20685, 24822, 26665, 31998, 37331, 41370, 47997, 53330, 62055, 74662, 79995, 95994, 111993, 124110, 159990, 186655, 223986, 239985, 335979, 373310, 479970, 559965, 671958, 1050601, 1119930, 1679895, 2101202, 3151803, 3359790, 5253005, 6303606, 7354207, 9455409, 10506010, 14708414, 15759015, 18910818, 22062621, 31518030, 36771035, 44125242, 47277045, 66187863, 73542070, 94554090, 110313105, 132375726, 220626210, 330939315, 661878630]

約数ペア:

[(1, 661878630), (2, 330939315), (3, 220626210), (5, 132375726), (6, 110313105), (7, 94554090), (9, 73542070), (10, 66187863), (14, 47277045), (15, 44125242), (18, 36771035), (21, 31518030), (30, 22062621), (35, 18910818), (42, 15759015), (45, 14708414), (63, 10506010), (70, 9455409), (90, 7354207), (105, 6303606), (126, 5253005), (197, 3359790), (210, 3151803), (315, 2101202), (394, 1679895), (591, 1119930), (630, 1050601), (985, 671958), (1182, 559965), (1379, 479970), (1773, 373310), (1970, 335979), (2758, 239985), (2955, 223986), (3546, 186655), (4137, 159990), (5333, 124110), (5910, 111993), (6895, 95994), (8274, 79995), (8865, 74662), (10666, 62055), (12411, 53330), (13790, 47997), (15999, 41370), (17730, 37331), (20685, 31998), (24822, 26665)]