251679120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13619}}^1$

素因数の和:13653

約数の個数: 160

約数和(自身を含む): 972794880

約数和(自身を除く): 721115760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 132, 140, 154, 165, 168, 176, 210, 220, 231, 240, 264, 280, 308, 330, 336, 385, 420, 440, 462, 528, 560, 616, 660, 770, 840, 880, 924, 1155, 1232, 1320, 1540, 1680, 1848, 2310, 2640, 3080, 3696, 4620, 6160, 9240, 13619, 18480, 27238, 40857, 54476, 68095, 81714, 95333, 108952, 136190, 149809, 163428, 190666, 204285, 217904, 272380, 285999, 299618, 326856, 381332, 408570, 449427, 476665, 544760, 571998, 599236, 653712, 749045, 762664, 817140, 898854, 953330, 1048663, 1089520, 1143996, 1198472, 1429995, 1498090, 1525328, 1634280, 1797708, 1906660, 2097326, 2247135, 2287992, 2396944, 2859990, 2996180, 3145989, 3268560, 3595416, 3813320, 4194652, 4494270, 4575984, 5243315, 5719980, 5992360, 6291978, 7190832, 7626640, 8389304, 8988540, 10486630, 11439960, 11984720, 12583956, 15729945, 16778608, 17977080, 20973260, 22879920, 25167912, 31459890, 35954160, 41946520, 50335824, 62919780, 83893040, 125839560, 251679120]

約数ペア:

[(1, 251679120), (2, 125839560), (3, 83893040), (4, 62919780), (5, 50335824), (6, 41946520), (7, 35954160), (8, 31459890), (10, 25167912), (11, 22879920), (12, 20973260), (14, 17977080), (15, 16778608), (16, 15729945), (20, 12583956), (21, 11984720), (22, 11439960), (24, 10486630), (28, 8988540), (30, 8389304), (33, 7626640), (35, 7190832), (40, 6291978), (42, 5992360), (44, 5719980), (48, 5243315), (55, 4575984), (56, 4494270), (60, 4194652), (66, 3813320), (70, 3595416), (77, 3268560), (80, 3145989), (84, 2996180), (88, 2859990), (105, 2396944), (110, 2287992), (112, 2247135), (120, 2097326), (132, 1906660), (140, 1797708), (154, 1634280), (165, 1525328), (168, 1498090), (176, 1429995), (210, 1198472), (220, 1143996), (231, 1089520), (240, 1048663), (264, 953330), (280, 898854), (308, 817140), (330, 762664), (336, 749045), (385, 653712), (420, 599236), (440, 571998), (462, 544760), (528, 476665), (560, 449427), (616, 408570), (660, 381332), (770, 326856), (840, 299618), (880, 285999), (924, 272380), (1155, 217904), (1232, 204285), (1320, 190666), (1540, 163428), (1680, 149809), (1848, 136190), (2310, 108952), (2640, 95333), (3080, 81714), (3696, 68095), (4620, 54476), (6160, 40857), (9240, 27238), (13619, 18480)]