209563080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2389}}^1$

素因数の和:2463

約数の個数: 128

約数和(自身を含む): 681436800

約数和(自身を除く): 471873720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 43, 51, 60, 68, 85, 86, 102, 120, 129, 136, 170, 172, 204, 215, 255, 258, 340, 344, 408, 430, 510, 516, 645, 680, 731, 860, 1020, 1032, 1290, 1462, 1720, 2040, 2193, 2389, 2580, 2924, 3655, 4386, 4778, 5160, 5848, 7167, 7310, 8772, 9556, 10965, 11945, 14334, 14620, 17544, 19112, 21930, 23890, 28668, 29240, 35835, 40613, 43860, 47780, 57336, 71670, 81226, 87720, 95560, 102727, 121839, 143340, 162452, 203065, 205454, 243678, 286680, 308181, 324904, 406130, 410908, 487356, 513635, 609195, 616362, 812260, 821816, 974712, 1027270, 1218390, 1232724, 1540905, 1624520, 1746359, 2054540, 2436780, 2465448, 3081810, 3492718, 4109080, 4873560, 5239077, 6163620, 6985436, 8731795, 10478154, 12327240, 13970872, 17463590, 20956308, 26195385, 34927180, 41912616, 52390770, 69854360, 104781540, 209563080]

約数ペア:

[(1, 209563080), (2, 104781540), (3, 69854360), (4, 52390770), (5, 41912616), (6, 34927180), (8, 26195385), (10, 20956308), (12, 17463590), (15, 13970872), (17, 12327240), (20, 10478154), (24, 8731795), (30, 6985436), (34, 6163620), (40, 5239077), (43, 4873560), (51, 4109080), (60, 3492718), (68, 3081810), (85, 2465448), (86, 2436780), (102, 2054540), (120, 1746359), (129, 1624520), (136, 1540905), (170, 1232724), (172, 1218390), (204, 1027270), (215, 974712), (255, 821816), (258, 812260), (340, 616362), (344, 609195), (408, 513635), (430, 487356), (510, 410908), (516, 406130), (645, 324904), (680, 308181), (731, 286680), (860, 243678), (1020, 205454), (1032, 203065), (1290, 162452), (1462, 143340), (1720, 121839), (2040, 102727), (2193, 95560), (2389, 87720), (2580, 81226), (2924, 71670), (3655, 57336), (4386, 47780), (4778, 43860), (5160, 40613), (5848, 35835), (7167, 29240), (7310, 28668), (8772, 23890), (9556, 21930), (10965, 19112), (11945, 17544), (14334, 14620)]