253113840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{50221}}^1$

素因数の和:50247

約数の個数: 120

約数和(自身を含む): 971494368

約数和(自身を除く): 718380528

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 50221, 100442, 150663, 200884, 251105, 301326, 351547, 401768, 451989, 502210, 602652, 703094, 753315, 803536, 903978, 1004420, 1054641, 1205304, 1406188, 1506630, 1757735, 1807956, 2008840, 2109282, 2259945, 2410608, 2812376, 3013260, 3163923, 3515470, 3615912, 4017680, 4218564, 4519890, 5273205, 5624752, 6026520, 6327846, 7030940, 7231824, 8437128, 9039780, 10546410, 12053040, 12655692, 14061880, 15819615, 16874256, 18079560, 21092820, 25311384, 28123760, 31639230, 36159120, 42185640, 50622768, 63278460, 84371280, 126556920, 253113840]

約数ペア:

[(1, 253113840), (2, 126556920), (3, 84371280), (4, 63278460), (5, 50622768), (6, 42185640), (7, 36159120), (8, 31639230), (9, 28123760), (10, 25311384), (12, 21092820), (14, 18079560), (15, 16874256), (16, 15819615), (18, 14061880), (20, 12655692), (21, 12053040), (24, 10546410), (28, 9039780), (30, 8437128), (35, 7231824), (36, 7030940), (40, 6327846), (42, 6026520), (45, 5624752), (48, 5273205), (56, 4519890), (60, 4218564), (63, 4017680), (70, 3615912), (72, 3515470), (80, 3163923), (84, 3013260), (90, 2812376), (105, 2410608), (112, 2259945), (120, 2109282), (126, 2008840), (140, 1807956), (144, 1757735), (168, 1506630), (180, 1406188), (210, 1205304), (240, 1054641), (252, 1004420), (280, 903978), (315, 803536), (336, 753315), (360, 703094), (420, 602652), (504, 502210), (560, 451989), (630, 401768), (720, 351547), (840, 301326), (1008, 251105), (1260, 200884), (1680, 150663), (2520, 100442), (5040, 50221)]