248574340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:314

約数の個数: 192

約数和(自身を含む): 696729600

約数和(自身を除く): 448155260

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 23, 28, 34, 35, 38, 46, 68, 70, 76, 85, 92, 95, 115, 119, 133, 140, 161, 170, 190, 230, 238, 239, 266, 322, 323, 340, 380, 391, 437, 460, 476, 478, 532, 595, 644, 646, 665, 782, 805, 874, 956, 1190, 1195, 1292, 1330, 1564, 1610, 1615, 1673, 1748, 1955, 2185, 2261, 2380, 2390, 2660, 2737, 3059, 3220, 3230, 3346, 3910, 4063, 4370, 4522, 4541, 4780, 5474, 5497, 6118, 6460, 6692, 7429, 7820, 8126, 8365, 8740, 9044, 9082, 10948, 10994, 11305, 12236, 13685, 14858, 15295, 16252, 16730, 18164, 20315, 21988, 22610, 22705, 27370, 27485, 28441, 29716, 30590, 31787, 33460, 37145, 38479, 40630, 45220, 45410, 52003, 54740, 54970, 56882, 61180, 63574, 74290, 76958, 77197, 81260, 90820, 93449, 104006, 104443, 109940, 113764, 127148, 142205, 148580, 153916, 154394, 158935, 186898, 192395, 208012, 208886, 260015, 284410, 308788, 317870, 373796, 384790, 385985, 417772, 467245, 520030, 522215, 540379, 568820, 635740, 654143, 731101, 769580, 771970, 934490, 1040060, 1044430, 1080758, 1308286, 1462202, 1543940, 1775531, 1868980, 2088860, 2161516, 2616572, 2701895, 2924404, 3270715, 3551062, 3655505, 5403790, 6541430, 7102124, 7311010, 8877655, 10807580, 12428717, 13082860, 14622020, 17755310, 24857434, 35510620, 49714868, 62143585, 124287170, 248574340]

約数ペア:

[(1, 248574340), (2, 124287170), (4, 62143585), (5, 49714868), (7, 35510620), (10, 24857434), (14, 17755310), (17, 14622020), (19, 13082860), (20, 12428717), (23, 10807580), (28, 8877655), (34, 7311010), (35, 7102124), (38, 6541430), (46, 5403790), (68, 3655505), (70, 3551062), (76, 3270715), (85, 2924404), (92, 2701895), (95, 2616572), (115, 2161516), (119, 2088860), (133, 1868980), (140, 1775531), (161, 1543940), (170, 1462202), (190, 1308286), (230, 1080758), (238, 1044430), (239, 1040060), (266, 934490), (322, 771970), (323, 769580), (340, 731101), (380, 654143), (391, 635740), (437, 568820), (460, 540379), (476, 522215), (478, 520030), (532, 467245), (595, 417772), (644, 385985), (646, 384790), (665, 373796), (782, 317870), (805, 308788), (874, 284410), (956, 260015), (1190, 208886), (1195, 208012), (1292, 192395), (1330, 186898), (1564, 158935), (1610, 154394), (1615, 153916), (1673, 148580), (1748, 142205), (1955, 127148), (2185, 113764), (2261, 109940), (2380, 104443), (2390, 104006), (2660, 93449), (2737, 90820), (3059, 81260), (3220, 77197), (3230, 76958), (3346, 74290), (3910, 63574), (4063, 61180), (4370, 56882), (4522, 54970), (4541, 54740), (4780, 52003), (5474, 45410), (5497, 45220), (6118, 40630), (6460, 38479), (6692, 37145), (7429, 33460), (7820, 31787), (8126, 30590), (8365, 29716), (8740, 28441), (9044, 27485), (9082, 27370), (10948, 22705), (10994, 22610), (11305, 21988), (12236, 20315), (13685, 18164), (14858, 16730), (15295, 16252)]