287295120

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{19001}}^1$

素因数の和:19030

約数の個数: 160

約数和(自身を含む): 1130999040

約数和(自身を除く): 843703920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 19001, 38002, 57003, 76004, 95005, 114006, 133007, 152008, 171009, 190010, 228012, 266014, 285015, 304016, 342018, 380020, 399021, 456024, 513027, 532028, 570030, 665035, 684036, 760040, 798042, 855045, 912048, 1026054, 1064056, 1140060, 1197063, 1330070, 1368072, 1520080, 1596084, 1710090, 1995105, 2052108, 2128112, 2280120, 2394126, 2565135, 2660140, 2736144, 3192168, 3420180, 3591189, 3990210, 4104216, 4560240, 4788252, 5130270, 5320280, 5985315, 6384336, 6840360, 7182378, 7980420, 8208432, 9576504, 10260540, 10640560, 11970630, 13680720, 14364756, 15960840, 17955945, 19153008, 20521080, 23941260, 28729512, 31921680, 35911890, 41042160, 47882520, 57459024, 71823780, 95765040, 143647560, 287295120]

約数ペア:

[(1, 287295120), (2, 143647560), (3, 95765040), (4, 71823780), (5, 57459024), (6, 47882520), (7, 41042160), (8, 35911890), (9, 31921680), (10, 28729512), (12, 23941260), (14, 20521080), (15, 19153008), (16, 17955945), (18, 15960840), (20, 14364756), (21, 13680720), (24, 11970630), (27, 10640560), (28, 10260540), (30, 9576504), (35, 8208432), (36, 7980420), (40, 7182378), (42, 6840360), (45, 6384336), (48, 5985315), (54, 5320280), (56, 5130270), (60, 4788252), (63, 4560240), (70, 4104216), (72, 3990210), (80, 3591189), (84, 3420180), (90, 3192168), (105, 2736144), (108, 2660140), (112, 2565135), (120, 2394126), (126, 2280120), (135, 2128112), (140, 2052108), (144, 1995105), (168, 1710090), (180, 1596084), (189, 1520080), (210, 1368072), (216, 1330070), (240, 1197063), (252, 1140060), (270, 1064056), (280, 1026054), (315, 912048), (336, 855045), (360, 798042), (378, 760040), (420, 684036), (432, 665035), (504, 570030), (540, 532028), (560, 513027), (630, 456024), (720, 399021), (756, 380020), (840, 342018), (945, 304016), (1008, 285015), (1080, 266014), (1260, 228012), (1512, 190010), (1680, 171009), (1890, 152008), (2160, 133007), (2520, 114006), (3024, 95005), (3780, 76004), (5040, 57003), (7560, 38002), (15120, 19001)]