31977504

素因数分解:

$2^5\times 3^4\times {\mathrm{13}}^2\times {\mathrm{73}}^1$

素因数の和:121

約数の個数: 180

約数和(自身を含む): 103230666

約数和(自身を除く): 71253162

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 73, 78, 81, 96, 104, 108, 117, 144, 146, 156, 162, 169, 208, 216, 219, 234, 288, 292, 312, 324, 338, 351, 416, 432, 438, 468, 507, 584, 624, 648, 657, 676, 702, 864, 876, 936, 949, 1014, 1053, 1168, 1248, 1296, 1314, 1352, 1404, 1521, 1752, 1872, 1898, 1971, 2028, 2106, 2336, 2592, 2628, 2704, 2808, 2847, 3042, 3504, 3744, 3796, 3942, 4056, 4212, 4563, 5256, 5408, 5616, 5694, 5913, 6084, 7008, 7592, 7884, 8112, 8424, 8541, 9126, 10512, 11232, 11388, 11826, 12168, 12337, 13689, 15184, 15768, 16224, 16848, 17082, 18252, 21024, 22776, 23652, 24336, 24674, 25623, 27378, 30368, 31536, 33696, 34164, 36504, 37011, 45552, 47304, 48672, 49348, 51246, 54756, 63072, 68328, 73008, 74022, 76869, 91104, 94608, 98696, 102492, 109512, 111033, 136656, 146016, 148044, 153738, 189216, 197392, 204984, 219024, 222066, 273312, 296088, 307476, 333099, 394784, 409968, 438048, 444132, 592176, 614952, 666198, 819936, 888264, 999297, 1184352, 1229904, 1332396, 1776528, 1998594, 2459808, 2664792, 3553056, 3997188, 5329584, 7994376, 10659168, 15988752, 31977504]

約数ペア:

[(1, 31977504), (2, 15988752), (3, 10659168), (4, 7994376), (6, 5329584), (8, 3997188), (9, 3553056), (12, 2664792), (13, 2459808), (16, 1998594), (18, 1776528), (24, 1332396), (26, 1229904), (27, 1184352), (32, 999297), (36, 888264), (39, 819936), (48, 666198), (52, 614952), (54, 592176), (72, 444132), (73, 438048), (78, 409968), (81, 394784), (96, 333099), (104, 307476), (108, 296088), (117, 273312), (144, 222066), (146, 219024), (156, 204984), (162, 197392), (169, 189216), (208, 153738), (216, 148044), (219, 146016), (234, 136656), (288, 111033), (292, 109512), (312, 102492), (324, 98696), (338, 94608), (351, 91104), (416, 76869), (432, 74022), (438, 73008), (468, 68328), (507, 63072), (584, 54756), (624, 51246), (648, 49348), (657, 48672), (676, 47304), (702, 45552), (864, 37011), (876, 36504), (936, 34164), (949, 33696), (1014, 31536), (1053, 30368), (1168, 27378), (1248, 25623), (1296, 24674), (1314, 24336), (1352, 23652), (1404, 22776), (1521, 21024), (1752, 18252), (1872, 17082), (1898, 16848), (1971, 16224), (2028, 15768), (2106, 15184), (2336, 13689), (2592, 12337), (2628, 12168), (2704, 11826), (2808, 11388), (2847, 11232), (3042, 10512), (3504, 9126), (3744, 8541), (3796, 8424), (3942, 8112), (4056, 7884), (4212, 7592), (4563, 7008), (5256, 6084), (5408, 5913), (5616, 5694)]