623860120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:310

約数の個数: 128

約数和(自身を含む): 1576512000

約数和(自身を除く): 952651880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 169, 229, 248, 260, 310, 338, 403, 458, 520, 620, 676, 806, 845, 916, 1145, 1240, 1352, 1612, 1690, 1832, 2015, 2197, 2290, 2977, 3224, 3380, 4030, 4394, 4580, 5239, 5954, 6760, 7099, 8060, 8788, 9160, 10478, 10985, 11908, 14198, 14885, 16120, 17576, 20956, 21970, 23816, 26195, 28396, 29770, 35495, 38701, 41912, 43940, 52390, 56792, 59540, 68107, 70990, 77402, 87880, 92287, 104780, 119080, 136214, 141980, 154804, 184574, 193505, 209560, 272428, 283960, 309608, 340535, 369148, 387010, 461435, 503113, 544856, 681070, 738296, 774020, 922870, 1006226, 1199731, 1362140, 1548040, 1845740, 2012452, 2399462, 2515565, 2724280, 3691480, 4024904, 4798924, 5031130, 5998655, 9597848, 10062260, 11997310, 15596503, 20124520, 23994620, 31193006, 47989240, 62386012, 77982515, 124772024, 155965030, 311930060, 623860120]

約数ペア:

[(1, 623860120), (2, 311930060), (4, 155965030), (5, 124772024), (8, 77982515), (10, 62386012), (13, 47989240), (20, 31193006), (26, 23994620), (31, 20124520), (40, 15596503), (52, 11997310), (62, 10062260), (65, 9597848), (104, 5998655), (124, 5031130), (130, 4798924), (155, 4024904), (169, 3691480), (229, 2724280), (248, 2515565), (260, 2399462), (310, 2012452), (338, 1845740), (403, 1548040), (458, 1362140), (520, 1199731), (620, 1006226), (676, 922870), (806, 774020), (845, 738296), (916, 681070), (1145, 544856), (1240, 503113), (1352, 461435), (1612, 387010), (1690, 369148), (1832, 340535), (2015, 309608), (2197, 283960), (2290, 272428), (2977, 209560), (3224, 193505), (3380, 184574), (4030, 154804), (4394, 141980), (4580, 136214), (5239, 119080), (5954, 104780), (6760, 92287), (7099, 87880), (8060, 77402), (8788, 70990), (9160, 68107), (10478, 59540), (10985, 56792), (11908, 52390), (14198, 43940), (14885, 41912), (16120, 38701), (17576, 35495), (20956, 29770), (21970, 28396), (23816, 26195)]