438275280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{431}}^1$

素因数の和:689

約数の個数: 160

約数和(自身を含む): 1439907840

約数和(自身を除く): 1001632560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 223, 228, 240, 285, 304, 380, 431, 446, 456, 570, 669, 760, 862, 892, 912, 1115, 1140, 1293, 1338, 1520, 1724, 1784, 2155, 2230, 2280, 2586, 2676, 3345, 3448, 3568, 4237, 4310, 4460, 4560, 5172, 5352, 6465, 6690, 6896, 8189, 8474, 8620, 8920, 10344, 10704, 12711, 12930, 13380, 16378, 16948, 17240, 17840, 20688, 21185, 24567, 25422, 25860, 26760, 32756, 33896, 34480, 40945, 42370, 49134, 50844, 51720, 53520, 63555, 65512, 67792, 81890, 84740, 96113, 98268, 101688, 103440, 122835, 127110, 131024, 163780, 169480, 192226, 196536, 203376, 245670, 254220, 288339, 327560, 338960, 384452, 393072, 480565, 491340, 508440, 576678, 655120, 768904, 961130, 982680, 1016880, 1153356, 1441695, 1537808, 1826147, 1922260, 1965360, 2306712, 2883390, 3652294, 3844520, 4613424, 5478441, 5766780, 7304588, 7689040, 9130735, 10956882, 11533560, 14609176, 18261470, 21913764, 23067120, 27392205, 29218352, 36522940, 43827528, 54784410, 73045880, 87655056, 109568820, 146091760, 219137640, 438275280]

約数ペア:

[(1, 438275280), (2, 219137640), (3, 146091760), (4, 109568820), (5, 87655056), (6, 73045880), (8, 54784410), (10, 43827528), (12, 36522940), (15, 29218352), (16, 27392205), (19, 23067120), (20, 21913764), (24, 18261470), (30, 14609176), (38, 11533560), (40, 10956882), (48, 9130735), (57, 7689040), (60, 7304588), (76, 5766780), (80, 5478441), (95, 4613424), (114, 3844520), (120, 3652294), (152, 2883390), (190, 2306712), (223, 1965360), (228, 1922260), (240, 1826147), (285, 1537808), (304, 1441695), (380, 1153356), (431, 1016880), (446, 982680), (456, 961130), (570, 768904), (669, 655120), (760, 576678), (862, 508440), (892, 491340), (912, 480565), (1115, 393072), (1140, 384452), (1293, 338960), (1338, 327560), (1520, 288339), (1724, 254220), (1784, 245670), (2155, 203376), (2230, 196536), (2280, 192226), (2586, 169480), (2676, 163780), (3345, 131024), (3448, 127110), (3568, 122835), (4237, 103440), (4310, 101688), (4460, 98268), (4560, 96113), (5172, 84740), (5352, 81890), (6465, 67792), (6690, 65512), (6896, 63555), (8189, 53520), (8474, 51720), (8620, 50844), (8920, 49134), (10344, 42370), (10704, 40945), (12711, 34480), (12930, 33896), (13380, 32756), (16378, 26760), (16948, 25860), (17240, 25422), (17840, 24567), (20688, 21185)]