254489760

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{25247}}^1$

素因数の和:25275

約数の個数: 144

約数和(自身を含む): 992549376

約数和(自身を除く): 738059616

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 25247, 50494, 75741, 100988, 126235, 151482, 176729, 201976, 227223, 252470, 302964, 353458, 378705, 403952, 454446, 504940, 530187, 605928, 706916, 757410, 807904, 883645, 908892, 1009880, 1060374, 1136115, 1211856, 1413832, 1514820, 1590561, 1767290, 1817784, 2019760, 2120748, 2272230, 2423712, 2650935, 2827664, 3029640, 3181122, 3534580, 3635568, 4039520, 4241496, 4544460, 5301870, 5655328, 6059280, 6362244, 7069160, 7271136, 7952805, 8482992, 9088920, 10603740, 12118560, 12724488, 14138320, 15905610, 16965984, 18177840, 21207480, 25448976, 28276640, 31811220, 36355680, 42414960, 50897952, 63622440, 84829920, 127244880, 254489760]

約数ペア:

[(1, 254489760), (2, 127244880), (3, 84829920), (4, 63622440), (5, 50897952), (6, 42414960), (7, 36355680), (8, 31811220), (9, 28276640), (10, 25448976), (12, 21207480), (14, 18177840), (15, 16965984), (16, 15905610), (18, 14138320), (20, 12724488), (21, 12118560), (24, 10603740), (28, 9088920), (30, 8482992), (32, 7952805), (35, 7271136), (36, 7069160), (40, 6362244), (42, 6059280), (45, 5655328), (48, 5301870), (56, 4544460), (60, 4241496), (63, 4039520), (70, 3635568), (72, 3534580), (80, 3181122), (84, 3029640), (90, 2827664), (96, 2650935), (105, 2423712), (112, 2272230), (120, 2120748), (126, 2019760), (140, 1817784), (144, 1767290), (160, 1590561), (168, 1514820), (180, 1413832), (210, 1211856), (224, 1136115), (240, 1060374), (252, 1009880), (280, 908892), (288, 883645), (315, 807904), (336, 757410), (360, 706916), (420, 605928), (480, 530187), (504, 504940), (560, 454446), (630, 403952), (672, 378705), (720, 353458), (840, 302964), (1008, 252470), (1120, 227223), (1260, 201976), (1440, 176729), (1680, 151482), (2016, 126235), (2520, 100988), (3360, 75741), (5040, 50494), (10080, 25247)]