40320288

素因数分解:

$2^5\times 3^3\times {\mathrm{23}}^1\times {\mathrm{2029}}^1$

素因数の和:2071

約数の個数: 96

約数和(自身を含む): 122774400

約数和(自身を除く): 82454112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 69, 72, 92, 96, 108, 138, 144, 184, 207, 216, 276, 288, 368, 414, 432, 552, 621, 736, 828, 864, 1104, 1242, 1656, 2029, 2208, 2484, 3312, 4058, 4968, 6087, 6624, 8116, 9936, 12174, 16232, 18261, 19872, 24348, 32464, 36522, 46667, 48696, 54783, 64928, 73044, 93334, 97392, 109566, 140001, 146088, 186668, 194784, 219132, 280002, 292176, 373336, 420003, 438264, 560004, 584352, 746672, 840006, 876528, 1120008, 1260009, 1493344, 1680012, 1753056, 2240016, 2520018, 3360024, 4480032, 5040036, 6720048, 10080072, 13440096, 20160144, 40320288]

約数ペア:

[(1, 40320288), (2, 20160144), (3, 13440096), (4, 10080072), (6, 6720048), (8, 5040036), (9, 4480032), (12, 3360024), (16, 2520018), (18, 2240016), (23, 1753056), (24, 1680012), (27, 1493344), (32, 1260009), (36, 1120008), (46, 876528), (48, 840006), (54, 746672), (69, 584352), (72, 560004), (92, 438264), (96, 420003), (108, 373336), (138, 292176), (144, 280002), (184, 219132), (207, 194784), (216, 186668), (276, 146088), (288, 140001), (368, 109566), (414, 97392), (432, 93334), (552, 73044), (621, 64928), (736, 54783), (828, 48696), (864, 46667), (1104, 36522), (1242, 32464), (1656, 24348), (2029, 19872), (2208, 18261), (2484, 16232), (3312, 12174), (4058, 9936), (4968, 8116), (6087, 6624)]