209540520

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{9239}}^1$

素因数の和:9269

約数の個数: 160

約数和(自身を含む): 804988800

約数和(自身を除く): 595448280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 252, 270, 280, 315, 324, 360, 378, 405, 420, 504, 540, 567, 630, 648, 756, 810, 840, 945, 1080, 1134, 1260, 1512, 1620, 1890, 2268, 2520, 2835, 3240, 3780, 4536, 5670, 7560, 9239, 11340, 18478, 22680, 27717, 36956, 46195, 55434, 64673, 73912, 83151, 92390, 110868, 129346, 138585, 166302, 184780, 194019, 221736, 249453, 258692, 277170, 323365, 332604, 369560, 388038, 415755, 498906, 517384, 554340, 582057, 646730, 665208, 748359, 776076, 831510, 970095, 997812, 1108680, 1164114, 1247265, 1293460, 1496718, 1552152, 1663020, 1746171, 1940190, 1995624, 2328228, 2494530, 2586920, 2910285, 2993436, 3326040, 3492342, 3741795, 3880380, 4656456, 4989060, 5238513, 5820570, 5986872, 6984684, 7483590, 7760760, 8730855, 9978120, 10477026, 11641140, 13969368, 14967180, 17461710, 20954052, 23282280, 26192565, 29934360, 34923420, 41908104, 52385130, 69846840, 104770260, 209540520]

約数ペア:

[(1, 209540520), (2, 104770260), (3, 69846840), (4, 52385130), (5, 41908104), (6, 34923420), (7, 29934360), (8, 26192565), (9, 23282280), (10, 20954052), (12, 17461710), (14, 14967180), (15, 13969368), (18, 11641140), (20, 10477026), (21, 9978120), (24, 8730855), (27, 7760760), (28, 7483590), (30, 6984684), (35, 5986872), (36, 5820570), (40, 5238513), (42, 4989060), (45, 4656456), (54, 3880380), (56, 3741795), (60, 3492342), (63, 3326040), (70, 2993436), (72, 2910285), (81, 2586920), (84, 2494530), (90, 2328228), (105, 1995624), (108, 1940190), (120, 1746171), (126, 1663020), (135, 1552152), (140, 1496718), (162, 1293460), (168, 1247265), (180, 1164114), (189, 1108680), (210, 997812), (216, 970095), (252, 831510), (270, 776076), (280, 748359), (315, 665208), (324, 646730), (360, 582057), (378, 554340), (405, 517384), (420, 498906), (504, 415755), (540, 388038), (567, 369560), (630, 332604), (648, 323365), (756, 277170), (810, 258692), (840, 249453), (945, 221736), (1080, 194019), (1134, 184780), (1260, 166302), (1512, 138585), (1620, 129346), (1890, 110868), (2268, 92390), (2520, 83151), (2835, 73912), (3240, 64673), (3780, 55434), (4536, 46195), (5670, 36956), (7560, 27717), (9239, 22680), (11340, 18478)]