490866666290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1581859}}^1$

素因数の和:1581928

約数の個数: 128

約数和(自身を含む): 1224587427840

約数和(自身を除く): 733720761550

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 31, 35, 55, 62, 65, 70, 77, 91, 110, 130, 143, 154, 155, 182, 217, 286, 310, 341, 385, 403, 434, 455, 682, 715, 770, 806, 910, 1001, 1085, 1430, 1705, 2002, 2015, 2170, 2387, 2821, 3410, 4030, 4433, 4774, 5005, 5642, 8866, 10010, 11935, 14105, 22165, 23870, 28210, 31031, 44330, 62062, 155155, 310310, 1581859, 3163718, 7909295, 11073013, 15818590, 17400449, 20564167, 22146026, 34800898, 41128334, 49037629, 55365065, 87002245, 98075258, 102820835, 110730130, 121803143, 143949169, 174004490, 205641670, 226205837, 243606286, 245188145, 287898338, 343263403, 452411674, 490376290, 539413919, 609015715, 637489177, 686526806, 719745845, 1078827838, 1131029185, 1218031430, 1274978354, 1439491690, 1583440859, 1716317015, 2262058370, 2697069595, 3166881718, 3187445885, 3432634030, 3775897433, 4462424239, 5394139190, 6374891770, 7012380947, 7551794866, 7917204295, 8924848478, 14024761894, 15834408590, 18879487165, 22312121195, 35061904735, 37758974330, 44624242390, 49086666629, 70123809470, 98173333258, 245433333145, 490866666290]

約数ペア:

[(1, 490866666290), (2, 245433333145), (5, 98173333258), (7, 70123809470), (10, 49086666629), (11, 44624242390), (13, 37758974330), (14, 35061904735), (22, 22312121195), (26, 18879487165), (31, 15834408590), (35, 14024761894), (55, 8924848478), (62, 7917204295), (65, 7551794866), (70, 7012380947), (77, 6374891770), (91, 5394139190), (110, 4462424239), (130, 3775897433), (143, 3432634030), (154, 3187445885), (155, 3166881718), (182, 2697069595), (217, 2262058370), (286, 1716317015), (310, 1583440859), (341, 1439491690), (385, 1274978354), (403, 1218031430), (434, 1131029185), (455, 1078827838), (682, 719745845), (715, 686526806), (770, 637489177), (806, 609015715), (910, 539413919), (1001, 490376290), (1085, 452411674), (1430, 343263403), (1705, 287898338), (2002, 245188145), (2015, 243606286), (2170, 226205837), (2387, 205641670), (2821, 174004490), (3410, 143949169), (4030, 121803143), (4433, 110730130), (4774, 102820835), (5005, 98075258), (5642, 87002245), (8866, 55365065), (10010, 49037629), (11935, 41128334), (14105, 34800898), (22165, 22146026), (23870, 20564167), (28210, 17400449), (31031, 15818590), (44330, 11073013), (62062, 7909295), (155155, 3163718), (310310, 1581859)]