242639880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:724

約数の個数: 256

約数和(自身を含む): 915148800

約数和(自身を除く): 672508920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 23, 24, 28, 30, 35, 38, 40, 42, 46, 56, 57, 60, 69, 70, 76, 84, 92, 95, 105, 114, 115, 120, 133, 138, 140, 152, 161, 168, 184, 190, 210, 228, 230, 266, 276, 280, 285, 322, 345, 380, 399, 420, 437, 456, 460, 483, 532, 552, 570, 644, 661, 665, 690, 760, 798, 805, 840, 874, 920, 966, 1064, 1140, 1288, 1311, 1322, 1330, 1380, 1596, 1610, 1748, 1932, 1983, 1995, 2185, 2280, 2415, 2622, 2644, 2660, 2760, 3059, 3192, 3220, 3305, 3496, 3864, 3966, 3990, 4370, 4627, 4830, 5244, 5288, 5320, 6118, 6440, 6555, 6610, 7932, 7980, 8740, 9177, 9254, 9660, 9915, 10488, 12236, 12559, 13110, 13220, 13881, 15203, 15295, 15864, 15960, 17480, 18354, 18508, 19320, 19830, 23135, 24472, 25118, 26220, 26440, 27762, 30406, 30590, 36708, 37016, 37677, 39660, 45609, 45885, 46270, 50236, 52440, 55524, 60812, 61180, 62795, 69405, 73416, 75354, 76015, 79320, 87913, 91218, 91770, 92540, 100472, 106421, 111048, 121624, 122360, 125590, 138810, 150708, 152030, 175826, 182436, 183540, 185080, 188385, 212842, 228045, 251180, 263739, 277620, 288857, 301416, 304060, 319263, 351652, 364872, 367080, 376770, 425684, 439565, 456090, 502360, 527478, 532105, 555240, 577714, 608120, 638526, 703304, 753540, 851368, 866571, 879130, 912180, 1054956, 1064210, 1155428, 1277052, 1318695, 1444285, 1507080, 1596315, 1733142, 1758260, 1824360, 2021999, 2109912, 2128420, 2310856, 2554104, 2637390, 2888570, 3192630, 3466284, 3516520, 4043998, 4256840, 4332855, 5274780, 5777140, 6065997, 6385260, 6932568, 8087996, 8665710, 10109995, 10549560, 11554280, 12131994, 12770520, 16175992, 17331420, 20219990, 24263988, 30329985, 34662840, 40439980, 48527976, 60659970, 80879960, 121319940, 242639880]

約数ペア:

[(1, 242639880), (2, 121319940), (3, 80879960), (4, 60659970), (5, 48527976), (6, 40439980), (7, 34662840), (8, 30329985), (10, 24263988), (12, 20219990), (14, 17331420), (15, 16175992), (19, 12770520), (20, 12131994), (21, 11554280), (23, 10549560), (24, 10109995), (28, 8665710), (30, 8087996), (35, 6932568), (38, 6385260), (40, 6065997), (42, 5777140), (46, 5274780), (56, 4332855), (57, 4256840), (60, 4043998), (69, 3516520), (70, 3466284), (76, 3192630), (84, 2888570), (92, 2637390), (95, 2554104), (105, 2310856), (114, 2128420), (115, 2109912), (120, 2021999), (133, 1824360), (138, 1758260), (140, 1733142), (152, 1596315), (161, 1507080), (168, 1444285), (184, 1318695), (190, 1277052), (210, 1155428), (228, 1064210), (230, 1054956), (266, 912180), (276, 879130), (280, 866571), (285, 851368), (322, 753540), (345, 703304), (380, 638526), (399, 608120), (420, 577714), (437, 555240), (456, 532105), (460, 527478), (483, 502360), (532, 456090), (552, 439565), (570, 425684), (644, 376770), (661, 367080), (665, 364872), (690, 351652), (760, 319263), (798, 304060), (805, 301416), (840, 288857), (874, 277620), (920, 263739), (966, 251180), (1064, 228045), (1140, 212842), (1288, 188385), (1311, 185080), (1322, 183540), (1330, 182436), (1380, 175826), (1596, 152030), (1610, 150708), (1748, 138810), (1932, 125590), (1983, 122360), (1995, 121624), (2185, 111048), (2280, 106421), (2415, 100472), (2622, 92540), (2644, 91770), (2660, 91218), (2760, 87913), (3059, 79320), (3192, 76015), (3220, 75354), (3305, 73416), (3496, 69405), (3864, 62795), (3966, 61180), (3990, 60812), (4370, 55524), (4627, 52440), (4830, 50236), (5244, 46270), (5288, 45885), (5320, 45609), (6118, 39660), (6440, 37677), (6555, 37016), (6610, 36708), (7932, 30590), (7980, 30406), (8740, 27762), (9177, 26440), (9254, 26220), (9660, 25118), (9915, 24472), (10488, 23135), (12236, 19830), (12559, 19320), (13110, 18508), (13220, 18354), (13881, 17480), (15203, 15960), (15295, 15864)]