258762140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1069}}^1$

素因数の和:1124

約数の個数: 144

約数和(自身を含む): 717242400

約数和(自身を除く): 458480260

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 49, 52, 65, 70, 76, 91, 95, 98, 130, 133, 140, 182, 190, 196, 245, 247, 260, 266, 364, 380, 455, 490, 494, 532, 637, 665, 910, 931, 980, 988, 1069, 1235, 1274, 1330, 1729, 1820, 1862, 2138, 2470, 2548, 2660, 3185, 3458, 3724, 4276, 4655, 4940, 5345, 6370, 6916, 7483, 8645, 9310, 10690, 12103, 12740, 13897, 14966, 17290, 18620, 20311, 21380, 24206, 27794, 29932, 34580, 37415, 40622, 48412, 52381, 55588, 60515, 69485, 74830, 81244, 97279, 101555, 104762, 121030, 138970, 142177, 149660, 194558, 203110, 209524, 242060, 261905, 264043, 277940, 284354, 389116, 406220, 486395, 523810, 528086, 568708, 680953, 710885, 972790, 995239, 1047620, 1056172, 1320215, 1361906, 1421770, 1848301, 1945580, 1990478, 2640430, 2723812, 2843540, 3404765, 3696602, 3980956, 4976195, 5280860, 6809530, 7393204, 9241505, 9952390, 12938107, 13619060, 18483010, 19904780, 25876214, 36966020, 51752428, 64690535, 129381070, 258762140]

約数ペア:

[(1, 258762140), (2, 129381070), (4, 64690535), (5, 51752428), (7, 36966020), (10, 25876214), (13, 19904780), (14, 18483010), (19, 13619060), (20, 12938107), (26, 9952390), (28, 9241505), (35, 7393204), (38, 6809530), (49, 5280860), (52, 4976195), (65, 3980956), (70, 3696602), (76, 3404765), (91, 2843540), (95, 2723812), (98, 2640430), (130, 1990478), (133, 1945580), (140, 1848301), (182, 1421770), (190, 1361906), (196, 1320215), (245, 1056172), (247, 1047620), (260, 995239), (266, 972790), (364, 710885), (380, 680953), (455, 568708), (490, 528086), (494, 523810), (532, 486395), (637, 406220), (665, 389116), (910, 284354), (931, 277940), (980, 264043), (988, 261905), (1069, 242060), (1235, 209524), (1274, 203110), (1330, 194558), (1729, 149660), (1820, 142177), (1862, 138970), (2138, 121030), (2470, 104762), (2548, 101555), (2660, 97279), (3185, 81244), (3458, 74830), (3724, 69485), (4276, 60515), (4655, 55588), (4940, 52381), (5345, 48412), (6370, 40622), (6916, 37415), (7483, 34580), (8645, 29932), (9310, 27794), (10690, 24206), (12103, 21380), (12740, 20311), (13897, 18620), (14966, 17290)]