415490012

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:571

約数の個数: 72

約数和(自身を含む): 871607520

約数和(自身を除く): 456117508

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 73, 98, 142, 146, 196, 284, 292, 409, 497, 511, 818, 994, 1022, 1636, 1988, 2044, 2863, 3479, 3577, 5183, 5726, 6958, 7154, 10366, 11452, 13916, 14308, 20041, 20732, 29039, 29857, 36281, 40082, 58078, 59714, 72562, 80164, 116156, 119428, 145124, 203273, 208999, 253967, 406546, 417998, 507934, 813092, 835996, 1015868, 1422911, 1462993, 2119847, 2845822, 2925986, 4239694, 5691644, 5851972, 8479388, 14838929, 29677858, 59355716, 103872503, 207745006, 415490012]

約数ペア:

[(1, 415490012), (2, 207745006), (4, 103872503), (7, 59355716), (14, 29677858), (28, 14838929), (49, 8479388), (71, 5851972), (73, 5691644), (98, 4239694), (142, 2925986), (146, 2845822), (196, 2119847), (284, 1462993), (292, 1422911), (409, 1015868), (497, 835996), (511, 813092), (818, 507934), (994, 417998), (1022, 406546), (1636, 253967), (1988, 208999), (2044, 203273), (2863, 145124), (3479, 119428), (3577, 116156), (5183, 80164), (5726, 72562), (6958, 59714), (7154, 58078), (10366, 40082), (11452, 36281), (13916, 29857), (14308, 29039), (20041, 20732)]