1771456960

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{479}}^1$

素因数の和:643

約数の個数: 224

約数和(自身を含む): 5243535360

約数和(自身を除く): 3472078400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 127, 130, 140, 160, 182, 208, 224, 254, 260, 280, 320, 364, 416, 448, 455, 479, 508, 520, 560, 635, 728, 832, 889, 910, 958, 1016, 1040, 1120, 1270, 1456, 1651, 1778, 1820, 1916, 2032, 2080, 2240, 2395, 2540, 2912, 3302, 3353, 3556, 3640, 3832, 4064, 4160, 4445, 4790, 5080, 5824, 6227, 6604, 6706, 7112, 7280, 7664, 8128, 8255, 8890, 9580, 10160, 11557, 12454, 13208, 13412, 14224, 14560, 15328, 16510, 16765, 17780, 19160, 20320, 23114, 24908, 26416, 26824, 28448, 29120, 30656, 31135, 33020, 33530, 35560, 38320, 40640, 43589, 46228, 49816, 52832, 53648, 56896, 57785, 60833, 62270, 66040, 67060, 71120, 76640, 87178, 92456, 99632, 105664, 107296, 115570, 121666, 124540, 132080, 134120, 142240, 153280, 174356, 184912, 199264, 214592, 217945, 231140, 243332, 249080, 264160, 268240, 284480, 304165, 348712, 369824, 398528, 425831, 435890, 462280, 486664, 498160, 528320, 536480, 608330, 697424, 739648, 790829, 851662, 871780, 924560, 973328, 996320, 1072960, 1216660, 1394848, 1581658, 1703324, 1743560, 1849120, 1946656, 1992640, 2129155, 2433320, 2789696, 3163316, 3406648, 3487120, 3698240, 3893312, 3954145, 4258310, 4866640, 5535803, 6326632, 6813296, 6974240, 7908290, 8516620, 9733280, 11071606, 12653264, 13626592, 13948480, 15816580, 17033240, 19466560, 22143212, 25306528, 27253184, 27679015, 31633160, 34066480, 44286424, 50613056, 55358030, 63266320, 68132960, 88572848, 110716060, 126532640, 136265920, 177145696, 221432120, 253065280, 354291392, 442864240, 885728480, 1771456960]

約数ペア:

[(1, 1771456960), (2, 885728480), (4, 442864240), (5, 354291392), (7, 253065280), (8, 221432120), (10, 177145696), (13, 136265920), (14, 126532640), (16, 110716060), (20, 88572848), (26, 68132960), (28, 63266320), (32, 55358030), (35, 50613056), (40, 44286424), (52, 34066480), (56, 31633160), (64, 27679015), (65, 27253184), (70, 25306528), (80, 22143212), (91, 19466560), (104, 17033240), (112, 15816580), (127, 13948480), (130, 13626592), (140, 12653264), (160, 11071606), (182, 9733280), (208, 8516620), (224, 7908290), (254, 6974240), (260, 6813296), (280, 6326632), (320, 5535803), (364, 4866640), (416, 4258310), (448, 3954145), (455, 3893312), (479, 3698240), (508, 3487120), (520, 3406648), (560, 3163316), (635, 2789696), (728, 2433320), (832, 2129155), (889, 1992640), (910, 1946656), (958, 1849120), (1016, 1743560), (1040, 1703324), (1120, 1581658), (1270, 1394848), (1456, 1216660), (1651, 1072960), (1778, 996320), (1820, 973328), (1916, 924560), (2032, 871780), (2080, 851662), (2240, 790829), (2395, 739648), (2540, 697424), (2912, 608330), (3302, 536480), (3353, 528320), (3556, 498160), (3640, 486664), (3832, 462280), (4064, 435890), (4160, 425831), (4445, 398528), (4790, 369824), (5080, 348712), (5824, 304165), (6227, 284480), (6604, 268240), (6706, 264160), (7112, 249080), (7280, 243332), (7664, 231140), (8128, 217945), (8255, 214592), (8890, 199264), (9580, 184912), (10160, 174356), (11557, 153280), (12454, 142240), (13208, 134120), (13412, 132080), (14224, 124540), (14560, 121666), (15328, 115570), (16510, 107296), (16765, 105664), (17780, 99632), (19160, 92456), (20320, 87178), (23114, 76640), (24908, 71120), (26416, 67060), (26824, 66040), (28448, 62270), (29120, 60833), (30656, 57785), (31135, 56896), (33020, 53648), (33530, 52832), (35560, 49816), (38320, 46228), (40640, 43589)]