389804910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:350

約数の個数: 128

約数和(自身を含む): 1051066368

約数和(自身を除く): 661261458

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 71, 110, 127, 131, 142, 165, 213, 254, 262, 330, 355, 381, 393, 426, 635, 655, 710, 762, 781, 786, 1065, 1270, 1310, 1397, 1441, 1562, 1905, 1965, 2130, 2343, 2794, 2882, 3810, 3905, 3930, 4191, 4323, 4686, 6985, 7205, 7810, 8382, 8646, 9017, 9301, 11715, 13970, 14410, 16637, 18034, 18602, 20955, 21615, 23430, 27051, 27903, 33274, 41910, 43230, 45085, 46505, 49911, 54102, 55806, 83185, 90170, 93010, 99187, 99822, 102311, 135255, 139515, 166370, 183007, 198374, 204622, 249555, 270510, 279030, 297561, 306933, 366014, 495935, 499110, 511555, 549021, 595122, 613866, 915035, 991870, 1023110, 1098042, 1181227, 1487805, 1534665, 1830070, 2362454, 2745105, 2975610, 3069330, 3543681, 5490210, 5906135, 7087362, 11812270, 12993497, 17718405, 25986994, 35436810, 38980491, 64967485, 77960982, 129934970, 194902455, 389804910]

約数ペア:

[(1, 389804910), (2, 194902455), (3, 129934970), (5, 77960982), (6, 64967485), (10, 38980491), (11, 35436810), (15, 25986994), (22, 17718405), (30, 12993497), (33, 11812270), (55, 7087362), (66, 5906135), (71, 5490210), (110, 3543681), (127, 3069330), (131, 2975610), (142, 2745105), (165, 2362454), (213, 1830070), (254, 1534665), (262, 1487805), (330, 1181227), (355, 1098042), (381, 1023110), (393, 991870), (426, 915035), (635, 613866), (655, 595122), (710, 549021), (762, 511555), (781, 499110), (786, 495935), (1065, 366014), (1270, 306933), (1310, 297561), (1397, 279030), (1441, 270510), (1562, 249555), (1905, 204622), (1965, 198374), (2130, 183007), (2343, 166370), (2794, 139515), (2882, 135255), (3810, 102311), (3905, 99822), (3930, 99187), (4191, 93010), (4323, 90170), (4686, 83185), (6985, 55806), (7205, 54102), (7810, 49911), (8382, 46505), (8646, 45085), (9017, 43230), (9301, 41910), (11715, 33274), (13970, 27903), (14410, 27051), (16637, 23430), (18034, 21615), (18602, 20955)]