181512210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:280

約数の個数: 128

約数和(自身を含む): 493682688

約数和(自身を除く): 312170478

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 61, 66, 71, 110, 122, 127, 142, 165, 183, 213, 254, 305, 330, 355, 366, 381, 426, 610, 635, 671, 710, 762, 781, 915, 1065, 1270, 1342, 1397, 1562, 1830, 1905, 2013, 2130, 2343, 2794, 3355, 3810, 3905, 4026, 4191, 4331, 4686, 6710, 6985, 7747, 7810, 8382, 8662, 9017, 10065, 11715, 12993, 13970, 15494, 18034, 20130, 20955, 21655, 23241, 23430, 25986, 27051, 38735, 41910, 43310, 45085, 46482, 47641, 54102, 64965, 77470, 85217, 90170, 95282, 99187, 116205, 129930, 135255, 142923, 170434, 198374, 232410, 238205, 255651, 270510, 285846, 297561, 426085, 476410, 495935, 511302, 550037, 595122, 714615, 852170, 991870, 1100074, 1278255, 1429230, 1487805, 1650111, 2556510, 2750185, 2975610, 3300222, 5500370, 6050407, 8250555, 12100814, 16501110, 18151221, 30252035, 36302442, 60504070, 90756105, 181512210]

約数ペア:

[(1, 181512210), (2, 90756105), (3, 60504070), (5, 36302442), (6, 30252035), (10, 18151221), (11, 16501110), (15, 12100814), (22, 8250555), (30, 6050407), (33, 5500370), (55, 3300222), (61, 2975610), (66, 2750185), (71, 2556510), (110, 1650111), (122, 1487805), (127, 1429230), (142, 1278255), (165, 1100074), (183, 991870), (213, 852170), (254, 714615), (305, 595122), (330, 550037), (355, 511302), (366, 495935), (381, 476410), (426, 426085), (610, 297561), (635, 285846), (671, 270510), (710, 255651), (762, 238205), (781, 232410), (915, 198374), (1065, 170434), (1270, 142923), (1342, 135255), (1397, 129930), (1562, 116205), (1830, 99187), (1905, 95282), (2013, 90170), (2130, 85217), (2343, 77470), (2794, 64965), (3355, 54102), (3810, 47641), (3905, 46482), (4026, 45085), (4191, 43310), (4331, 41910), (4686, 38735), (6710, 27051), (6985, 25986), (7747, 23430), (7810, 23241), (8382, 21655), (8662, 20955), (9017, 20130), (10065, 18034), (11715, 15494), (12993, 13970)]