20151504

素因数分解:

$2^4\times 3^5\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:167

約数の個数: 120

約数和(自身を含む): 60121152

約数和(自身を除く): 39969648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 71, 72, 73, 81, 108, 142, 144, 146, 162, 213, 216, 219, 243, 284, 292, 324, 426, 432, 438, 486, 568, 584, 639, 648, 657, 852, 876, 972, 1136, 1168, 1278, 1296, 1314, 1704, 1752, 1917, 1944, 1971, 2556, 2628, 3408, 3504, 3834, 3888, 3942, 5112, 5183, 5256, 5751, 5913, 7668, 7884, 10224, 10366, 10512, 11502, 11826, 15336, 15549, 15768, 17253, 17739, 20732, 23004, 23652, 30672, 31098, 31536, 34506, 35478, 41464, 46008, 46647, 47304, 62196, 69012, 70956, 82928, 92016, 93294, 94608, 124392, 138024, 139941, 141912, 186588, 248784, 276048, 279882, 283824, 373176, 419823, 559764, 746352, 839646, 1119528, 1259469, 1679292, 2239056, 2518938, 3358584, 5037876, 6717168, 10075752, 20151504]

約数ペア:

[(1, 20151504), (2, 10075752), (3, 6717168), (4, 5037876), (6, 3358584), (8, 2518938), (9, 2239056), (12, 1679292), (16, 1259469), (18, 1119528), (24, 839646), (27, 746352), (36, 559764), (48, 419823), (54, 373176), (71, 283824), (72, 279882), (73, 276048), (81, 248784), (108, 186588), (142, 141912), (144, 139941), (146, 138024), (162, 124392), (213, 94608), (216, 93294), (219, 92016), (243, 82928), (284, 70956), (292, 69012), (324, 62196), (426, 47304), (432, 46647), (438, 46008), (486, 41464), (568, 35478), (584, 34506), (639, 31536), (648, 31098), (657, 30672), (852, 23652), (876, 23004), (972, 20732), (1136, 17739), (1168, 17253), (1278, 15768), (1296, 15549), (1314, 15336), (1704, 11826), (1752, 11502), (1917, 10512), (1944, 10366), (1971, 10224), (2556, 7884), (2628, 7668), (3408, 5913), (3504, 5751), (3834, 5256), (3888, 5183), (3942, 5112)]