51489720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{911}}^1$

素因数の和:1085

約数の個数: 96

約数和(自身を含む): 168592320

約数和(自身を除く): 117102600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 157, 180, 314, 360, 471, 628, 785, 911, 942, 1256, 1413, 1570, 1822, 1884, 2355, 2733, 2826, 3140, 3644, 3768, 4555, 4710, 5466, 5652, 6280, 7065, 7288, 8199, 9110, 9420, 10932, 11304, 13665, 14130, 16398, 18220, 18840, 21864, 27330, 28260, 32796, 36440, 40995, 54660, 56520, 65592, 81990, 109320, 143027, 163980, 286054, 327960, 429081, 572108, 715135, 858162, 1144216, 1287243, 1430270, 1716324, 2145405, 2574486, 2860540, 3432648, 4290810, 5148972, 5721080, 6436215, 8581620, 10297944, 12872430, 17163240, 25744860, 51489720]

約数ペア:

[(1, 51489720), (2, 25744860), (3, 17163240), (4, 12872430), (5, 10297944), (6, 8581620), (8, 6436215), (9, 5721080), (10, 5148972), (12, 4290810), (15, 3432648), (18, 2860540), (20, 2574486), (24, 2145405), (30, 1716324), (36, 1430270), (40, 1287243), (45, 1144216), (60, 858162), (72, 715135), (90, 572108), (120, 429081), (157, 327960), (180, 286054), (314, 163980), (360, 143027), (471, 109320), (628, 81990), (785, 65592), (911, 56520), (942, 54660), (1256, 40995), (1413, 36440), (1570, 32796), (1822, 28260), (1884, 27330), (2355, 21864), (2733, 18840), (2826, 18220), (3140, 16398), (3644, 14130), (3768, 13665), (4555, 11304), (4710, 10932), (5466, 9420), (5652, 9110), (6280, 8199), (7065, 7288)]