1303407720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{7687}}^1$

素因数の和:7864

約数の個数: 128

約数和(自身を含む): 4372934400

約数和(自身を除く): 3069526680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 157, 180, 216, 270, 314, 360, 471, 540, 628, 785, 942, 1080, 1256, 1413, 1570, 1884, 2355, 2826, 3140, 3768, 4239, 4710, 5652, 6280, 7065, 7687, 8478, 9420, 11304, 14130, 15374, 16956, 18840, 21195, 23061, 28260, 30748, 33912, 38435, 42390, 46122, 56520, 61496, 69183, 76870, 84780, 92244, 115305, 138366, 153740, 169560, 184488, 207549, 230610, 276732, 307480, 345915, 415098, 461220, 553464, 691830, 830196, 922440, 1037745, 1206859, 1383660, 1660392, 2075490, 2413718, 2767320, 3620577, 4150980, 4827436, 6034295, 7241154, 8301960, 9654872, 10861731, 12068590, 14482308, 18102885, 21723462, 24137180, 28964616, 32585193, 36205770, 43446924, 48274360, 54308655, 65170386, 72411540, 86893848, 108617310, 130340772, 144823080, 162925965, 217234620, 260681544, 325851930, 434469240, 651703860, 1303407720]

約数ペア:

[(1, 1303407720), (2, 651703860), (3, 434469240), (4, 325851930), (5, 260681544), (6, 217234620), (8, 162925965), (9, 144823080), (10, 130340772), (12, 108617310), (15, 86893848), (18, 72411540), (20, 65170386), (24, 54308655), (27, 48274360), (30, 43446924), (36, 36205770), (40, 32585193), (45, 28964616), (54, 24137180), (60, 21723462), (72, 18102885), (90, 14482308), (108, 12068590), (120, 10861731), (135, 9654872), (157, 8301960), (180, 7241154), (216, 6034295), (270, 4827436), (314, 4150980), (360, 3620577), (471, 2767320), (540, 2413718), (628, 2075490), (785, 1660392), (942, 1383660), (1080, 1206859), (1256, 1037745), (1413, 922440), (1570, 830196), (1884, 691830), (2355, 553464), (2826, 461220), (3140, 415098), (3768, 345915), (4239, 307480), (4710, 276732), (5652, 230610), (6280, 207549), (7065, 184488), (7687, 169560), (8478, 153740), (9420, 138366), (11304, 115305), (14130, 92244), (15374, 84780), (16956, 76870), (18840, 69183), (21195, 61496), (23061, 56520), (28260, 46122), (30748, 42390), (33912, 38435)]