245280293132

素因数分解:

$2^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2383}}^1\times {\mathrm{8609}}^1$

素因数の和:11071

約数の個数: 72

約数和(自身を含む): 507778125120

約数和(自身を除く): 262497831988

約数列:

[1, 2, 4, 7, 14, 28, 49, 61, 98, 122, 196, 244, 427, 854, 1708, 2383, 2989, 4766, 5978, 8609, 9532, 11956, 16681, 17218, 33362, 34436, 60263, 66724, 116767, 120526, 145363, 233534, 241052, 290726, 421841, 467068, 525149, 581452, 843682, 1017541, 1050298, 1687364, 2035082, 2100596, 3676043, 4070164, 7122787, 7352086, 14245574, 14704172, 20515247, 25732301, 28491148, 41030494, 51464602, 82060988, 102929204, 143606729, 287213458, 574426916, 1005247103, 1251430067, 2010494206, 2502860134, 4020988412, 5005720268, 8760010469, 17520020938, 35040041876, 61320073283, 122640146566, 245280293132]

約数ペア:

[(1, 245280293132), (2, 122640146566), (4, 61320073283), (7, 35040041876), (14, 17520020938), (28, 8760010469), (49, 5005720268), (61, 4020988412), (98, 2502860134), (122, 2010494206), (196, 1251430067), (244, 1005247103), (427, 574426916), (854, 287213458), (1708, 143606729), (2383, 102929204), (2989, 82060988), (4766, 51464602), (5978, 41030494), (8609, 28491148), (9532, 25732301), (11956, 20515247), (16681, 14704172), (17218, 14245574), (33362, 7352086), (34436, 7122787), (60263, 4070164), (66724, 3676043), (116767, 2100596), (120526, 2035082), (145363, 1687364), (233534, 1050298), (241052, 1017541), (290726, 843682), (421841, 581452), (467068, 525149)]