258537825

素因数分解:

$3^4\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:126

約数の個数: 240

約数和(自身を含む): 625126656

約数和(自身を除く): 366588831

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 23, 25, 27, 35, 39, 45, 61, 63, 65, 69, 75, 81, 91, 105, 115, 117, 135, 161, 175, 183, 189, 195, 207, 225, 273, 299, 305, 315, 325, 345, 351, 405, 427, 455, 483, 525, 549, 567, 575, 585, 621, 675, 793, 805, 819, 897, 915, 945, 975, 1035, 1053, 1281, 1365, 1403, 1449, 1495, 1525, 1575, 1647, 1725, 1755, 1863, 2025, 2093, 2135, 2275, 2379, 2415, 2457, 2691, 2745, 2835, 2925, 3105, 3843, 3965, 4025, 4095, 4209, 4347, 4485, 4575, 4725, 4941, 5175, 5265, 5551, 6279, 6405, 6825, 7015, 7137, 7245, 7371, 7475, 8073, 8235, 8775, 9315, 9821, 10465, 10675, 11529, 11895, 12075, 12285, 12627, 13041, 13455, 13725, 14175, 15525, 16653, 18239, 18837, 19215, 19825, 20475, 21045, 21411, 21735, 22425, 24219, 24705, 26325, 27755, 29463, 31395, 32025, 34587, 35075, 35685, 36225, 36855, 37881, 40365, 41175, 46575, 49105, 49959, 52325, 54717, 56511, 57645, 59475, 61425, 63135, 64233, 65205, 67275, 83265, 88389, 91195, 94185, 96075, 105225, 107055, 108675, 113643, 121095, 123525, 127673, 138775, 147315, 149877, 156975, 164151, 169533, 172935, 178425, 184275, 189405, 201825, 245525, 249795, 265167, 273585, 282555, 288225, 315675, 321165, 326025, 383019, 416325, 441945, 449631, 455975, 470925, 492453, 535275, 568215, 605475, 638365, 736575, 749385, 795501, 820755, 847665, 864675, 947025, 1149057, 1248975, 1325835, 1367925, 1412775, 1477359, 1605825, 1915095, 2209725, 2248155, 2462265, 2841075, 3191825, 3447171, 3746925, 3977505, 4103775, 4238325, 5745285, 6629175, 7386795, 9575475, 10341513, 11240775, 12311325, 17235855, 19887525, 28726425, 36933975, 51707565, 86179275, 258537825]

約数ペア:

[(1, 258537825), (3, 86179275), (5, 51707565), (7, 36933975), (9, 28726425), (13, 19887525), (15, 17235855), (21, 12311325), (23, 11240775), (25, 10341513), (27, 9575475), (35, 7386795), (39, 6629175), (45, 5745285), (61, 4238325), (63, 4103775), (65, 3977505), (69, 3746925), (75, 3447171), (81, 3191825), (91, 2841075), (105, 2462265), (115, 2248155), (117, 2209725), (135, 1915095), (161, 1605825), (175, 1477359), (183, 1412775), (189, 1367925), (195, 1325835), (207, 1248975), (225, 1149057), (273, 947025), (299, 864675), (305, 847665), (315, 820755), (325, 795501), (345, 749385), (351, 736575), (405, 638365), (427, 605475), (455, 568215), (483, 535275), (525, 492453), (549, 470925), (567, 455975), (575, 449631), (585, 441945), (621, 416325), (675, 383019), (793, 326025), (805, 321165), (819, 315675), (897, 288225), (915, 282555), (945, 273585), (975, 265167), (1035, 249795), (1053, 245525), (1281, 201825), (1365, 189405), (1403, 184275), (1449, 178425), (1495, 172935), (1525, 169533), (1575, 164151), (1647, 156975), (1725, 149877), (1755, 147315), (1863, 138775), (2025, 127673), (2093, 123525), (2135, 121095), (2275, 113643), (2379, 108675), (2415, 107055), (2457, 105225), (2691, 96075), (2745, 94185), (2835, 91195), (2925, 88389), (3105, 83265), (3843, 67275), (3965, 65205), (4025, 64233), (4095, 63135), (4209, 61425), (4347, 59475), (4485, 57645), (4575, 56511), (4725, 54717), (4941, 52325), (5175, 49959), (5265, 49105), (5551, 46575), (6279, 41175), (6405, 40365), (6825, 37881), (7015, 36855), (7137, 36225), (7245, 35685), (7371, 35075), (7475, 34587), (8073, 32025), (8235, 31395), (8775, 29463), (9315, 27755), (9821, 26325), (10465, 24705), (10675, 24219), (11529, 22425), (11895, 21735), (12075, 21411), (12285, 21045), (12627, 20475), (13041, 19825), (13455, 19215), (13725, 18837), (14175, 18239), (15525, 16653)]