1680491565

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{359}}^1$

素因数の和:627

約数の個数: 96

約数和(自身を含む): 3214598400

約数和(自身を除く): 1534106835

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 85, 87, 145, 153, 211, 255, 261, 359, 435, 493, 633, 765, 1055, 1077, 1305, 1479, 1795, 1899, 2465, 3165, 3231, 3587, 4437, 5385, 6103, 6119, 7395, 9495, 10411, 10761, 16155, 17935, 18309, 18357, 22185, 30515, 30595, 31233, 32283, 52055, 53805, 54927, 55071, 75749, 91545, 91785, 93699, 104023, 156165, 161415, 176987, 227247, 274635, 275355, 312069, 378745, 468495, 520115, 530961, 681741, 884935, 936207, 1136235, 1287733, 1560345, 1592883, 2196721, 2654805, 3408705, 3863199, 4681035, 6438665, 6590163, 7964415, 10983605, 11589597, 19315995, 19770489, 32950815, 37344257, 57947985, 98852445, 112032771, 186721285, 336098313, 560163855, 1680491565]

約数ペア:

[(1, 1680491565), (3, 560163855), (5, 336098313), (9, 186721285), (15, 112032771), (17, 98852445), (29, 57947985), (45, 37344257), (51, 32950815), (85, 19770489), (87, 19315995), (145, 11589597), (153, 10983605), (211, 7964415), (255, 6590163), (261, 6438665), (359, 4681035), (435, 3863199), (493, 3408705), (633, 2654805), (765, 2196721), (1055, 1592883), (1077, 1560345), (1305, 1287733), (1479, 1136235), (1795, 936207), (1899, 884935), (2465, 681741), (3165, 530961), (3231, 520115), (3587, 468495), (4437, 378745), (5385, 312069), (6103, 275355), (6119, 274635), (7395, 227247), (9495, 176987), (10411, 161415), (10761, 156165), (16155, 104023), (17935, 93699), (18309, 91785), (18357, 91545), (22185, 75749), (30515, 55071), (30595, 54927), (31233, 53805), (32283, 52055)]