287014920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{509}}^1$

素因数の和:687

約数の個数: 128

約数和(自身を含む): 893030400

約数和(自身を除く): 606015480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 127, 148, 185, 222, 254, 296, 370, 381, 444, 508, 509, 555, 635, 740, 762, 888, 1016, 1018, 1110, 1270, 1480, 1524, 1527, 1905, 2036, 2220, 2540, 2545, 3048, 3054, 3810, 4072, 4440, 4699, 5080, 5090, 6108, 7620, 7635, 9398, 10180, 12216, 14097, 15240, 15270, 18796, 18833, 20360, 23495, 28194, 30540, 37592, 37666, 46990, 56388, 56499, 61080, 64643, 70485, 75332, 93980, 94165, 112776, 112998, 129286, 140970, 150664, 187960, 188330, 193929, 225996, 258572, 281940, 282495, 323215, 376660, 387858, 451992, 517144, 563880, 564990, 646430, 753320, 775716, 969645, 1129980, 1292860, 1551432, 1939290, 2259960, 2391791, 2585720, 3878580, 4783582, 7175373, 7757160, 9567164, 11958955, 14350746, 19134328, 23917910, 28701492, 35876865, 47835820, 57402984, 71753730, 95671640, 143507460, 287014920]

約数ペア:

[(1, 287014920), (2, 143507460), (3, 95671640), (4, 71753730), (5, 57402984), (6, 47835820), (8, 35876865), (10, 28701492), (12, 23917910), (15, 19134328), (20, 14350746), (24, 11958955), (30, 9567164), (37, 7757160), (40, 7175373), (60, 4783582), (74, 3878580), (111, 2585720), (120, 2391791), (127, 2259960), (148, 1939290), (185, 1551432), (222, 1292860), (254, 1129980), (296, 969645), (370, 775716), (381, 753320), (444, 646430), (508, 564990), (509, 563880), (555, 517144), (635, 451992), (740, 387858), (762, 376660), (888, 323215), (1016, 282495), (1018, 281940), (1110, 258572), (1270, 225996), (1480, 193929), (1524, 188330), (1527, 187960), (1905, 150664), (2036, 140970), (2220, 129286), (2540, 112998), (2545, 112776), (3048, 94165), (3054, 93980), (3810, 75332), (4072, 70485), (4440, 64643), (4699, 61080), (5080, 56499), (5090, 56388), (6108, 46990), (7620, 37666), (7635, 37592), (9398, 30540), (10180, 28194), (12216, 23495), (14097, 20360), (15240, 18833), (15270, 18796)]