247933560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1$

素因数の和:398

約数の個数: 256

約数和(自身を含む): 911554560

約数和(自身を除く): 663621000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 41, 42, 46, 56, 60, 69, 70, 82, 84, 92, 105, 115, 120, 123, 138, 140, 161, 164, 168, 184, 205, 210, 230, 246, 276, 280, 287, 313, 322, 328, 345, 410, 420, 460, 483, 492, 552, 574, 615, 626, 644, 690, 805, 820, 840, 861, 920, 939, 943, 966, 984, 1148, 1230, 1252, 1288, 1380, 1435, 1565, 1610, 1640, 1722, 1878, 1886, 1932, 2191, 2296, 2415, 2460, 2504, 2760, 2829, 2870, 3130, 3220, 3444, 3756, 3772, 3864, 4305, 4382, 4695, 4715, 4830, 4920, 5658, 5740, 6260, 6440, 6573, 6601, 6888, 7199, 7512, 7544, 8610, 8764, 9390, 9430, 9660, 10955, 11316, 11480, 12520, 12833, 13146, 13202, 14145, 14398, 17220, 17528, 18780, 18860, 19320, 19803, 21597, 21910, 22632, 25666, 26292, 26404, 28290, 28796, 32865, 33005, 34440, 35995, 37560, 37720, 38499, 39606, 43194, 43820, 50393, 51332, 52584, 52808, 56580, 57592, 64165, 65730, 66010, 71990, 76998, 79212, 86388, 87640, 89831, 99015, 100786, 102664, 107985, 113160, 128330, 131460, 132020, 143980, 151179, 153996, 158424, 172776, 179662, 192495, 198030, 201572, 215970, 251965, 256660, 262920, 264040, 269493, 287960, 295159, 302358, 307992, 359324, 384990, 396060, 403144, 431940, 449155, 503930, 513320, 538986, 590318, 604716, 718648, 755895, 769980, 792120, 863880, 885477, 898310, 1007860, 1077972, 1180636, 1209432, 1347465, 1475795, 1511790, 1539960, 1770954, 1796620, 2015720, 2066113, 2155944, 2361272, 2694930, 2951590, 3023580, 3541908, 3593240, 4132226, 4427385, 5389860, 5903180, 6047160, 6198339, 7083816, 8264452, 8854770, 10330565, 10779720, 11806360, 12396678, 16528904, 17709540, 20661130, 24793356, 30991695, 35419080, 41322260, 49586712, 61983390, 82644520, 123966780, 247933560]

約数ペア:

[(1, 247933560), (2, 123966780), (3, 82644520), (4, 61983390), (5, 49586712), (6, 41322260), (7, 35419080), (8, 30991695), (10, 24793356), (12, 20661130), (14, 17709540), (15, 16528904), (20, 12396678), (21, 11806360), (23, 10779720), (24, 10330565), (28, 8854770), (30, 8264452), (35, 7083816), (40, 6198339), (41, 6047160), (42, 5903180), (46, 5389860), (56, 4427385), (60, 4132226), (69, 3593240), (70, 3541908), (82, 3023580), (84, 2951590), (92, 2694930), (105, 2361272), (115, 2155944), (120, 2066113), (123, 2015720), (138, 1796620), (140, 1770954), (161, 1539960), (164, 1511790), (168, 1475795), (184, 1347465), (205, 1209432), (210, 1180636), (230, 1077972), (246, 1007860), (276, 898310), (280, 885477), (287, 863880), (313, 792120), (322, 769980), (328, 755895), (345, 718648), (410, 604716), (420, 590318), (460, 538986), (483, 513320), (492, 503930), (552, 449155), (574, 431940), (615, 403144), (626, 396060), (644, 384990), (690, 359324), (805, 307992), (820, 302358), (840, 295159), (861, 287960), (920, 269493), (939, 264040), (943, 262920), (966, 256660), (984, 251965), (1148, 215970), (1230, 201572), (1252, 198030), (1288, 192495), (1380, 179662), (1435, 172776), (1565, 158424), (1610, 153996), (1640, 151179), (1722, 143980), (1878, 132020), (1886, 131460), (1932, 128330), (2191, 113160), (2296, 107985), (2415, 102664), (2460, 100786), (2504, 99015), (2760, 89831), (2829, 87640), (2870, 86388), (3130, 79212), (3220, 76998), (3444, 71990), (3756, 66010), (3772, 65730), (3864, 64165), (4305, 57592), (4382, 56580), (4695, 52808), (4715, 52584), (4830, 51332), (4920, 50393), (5658, 43820), (5740, 43194), (6260, 39606), (6440, 38499), (6573, 37720), (6601, 37560), (6888, 35995), (7199, 34440), (7512, 33005), (7544, 32865), (8610, 28796), (8764, 28290), (9390, 26404), (9430, 26292), (9660, 25666), (10955, 22632), (11316, 21910), (11480, 21597), (12520, 19803), (12833, 19320), (13146, 18860), (13202, 18780), (14145, 17528), (14398, 17220)]