18720137772

素因数分解:

$2^2\times 3^5\times 7^2\times {\mathrm{31}}^2\times {\mathrm{409}}^1$

素因数の和:504

約数の個数: 324

約数和(自身を含む): 59129932680

約数和(自身を除く): 40409794908

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 49, 54, 62, 63, 81, 84, 93, 98, 108, 124, 126, 147, 162, 186, 189, 196, 217, 243, 252, 279, 294, 324, 372, 378, 409, 434, 441, 486, 558, 567, 588, 651, 756, 818, 837, 868, 882, 961, 972, 1116, 1134, 1227, 1302, 1323, 1519, 1636, 1674, 1701, 1764, 1922, 1953, 2268, 2454, 2511, 2604, 2646, 2863, 2883, 3038, 3348, 3402, 3681, 3844, 3906, 3969, 4557, 4908, 5022, 5292, 5726, 5766, 5859, 6076, 6727, 6804, 7362, 7533, 7812, 7938, 8589, 8649, 9114, 10044, 11043, 11452, 11532, 11718, 11907, 12679, 13454, 13671, 14724, 15066, 15876, 17178, 17298, 17577, 18228, 20041, 20181, 22086, 23436, 23814, 25358, 25767, 25947, 26908, 27342, 30132, 33129, 34356, 34596, 35154, 38037, 40082, 40362, 41013, 44172, 47089, 47628, 50716, 51534, 51894, 52731, 54684, 60123, 60543, 66258, 70308, 76074, 77301, 77841, 80164, 80724, 82026, 88753, 94178, 99387, 103068, 103788, 105462, 114111, 120246, 121086, 123039, 132516, 141267, 152148, 154602, 155682, 164052, 177506, 180369, 181629, 188356, 198774, 210924, 228222, 231903, 233523, 240492, 242172, 246078, 266259, 282534, 309204, 311364, 342333, 355012, 360738, 363258, 369117, 393049, 397548, 423801, 456444, 463806, 467046, 492156, 532518, 541107, 544887, 565068, 621271, 684666, 695709, 721476, 726516, 738234, 786098, 798777, 847602, 927612, 934092, 1026999, 1065036, 1082214, 1089774, 1179147, 1242542, 1271403, 1369332, 1391418, 1476468, 1572196, 1597554, 1623321, 1634661, 1695204, 1863813, 2053998, 2164428, 2179548, 2358294, 2396331, 2485084, 2542806, 2751343, 2782836, 3080997, 3195108, 3246642, 3269322, 3537441, 3727626, 3814209, 4107996, 4716588, 4792662, 4869963, 5085612, 5502686, 5591439, 6161994, 6493284, 6538644, 7074882, 7188993, 7455252, 7628418, 8254029, 9585324, 9739926, 10612323, 11005372, 11182878, 11442627, 12323988, 14149764, 14377986, 15256836, 16508058, 16774317, 19259401, 19479852, 21224646, 21566979, 22365756, 22885254, 24762087, 28755972, 31836969, 33016116, 33548634, 38518802, 42449292, 43133958, 45770508, 49524174, 50322951, 57778203, 63673938, 67097268, 74286261, 77037604, 86267916, 95510907, 99048348, 100645902, 115556406, 127347876, 148572522, 150968853, 173334609, 191021814, 201291804, 222858783, 231112812, 297145044, 301937706, 346669218, 382043628, 445717566, 520003827, 603875412, 668576349, 693338436, 891435132, 1040007654, 1337152698, 1560011481, 2080015308, 2674305396, 3120022962, 4680034443, 6240045924, 9360068886, 18720137772]

約数ペア:

[(1, 18720137772), (2, 9360068886), (3, 6240045924), (4, 4680034443), (6, 3120022962), (7, 2674305396), (9, 2080015308), (12, 1560011481), (14, 1337152698), (18, 1040007654), (21, 891435132), (27, 693338436), (28, 668576349), (31, 603875412), (36, 520003827), (42, 445717566), (49, 382043628), (54, 346669218), (62, 301937706), (63, 297145044), (81, 231112812), (84, 222858783), (93, 201291804), (98, 191021814), (108, 173334609), (124, 150968853), (126, 148572522), (147, 127347876), (162, 115556406), (186, 100645902), (189, 99048348), (196, 95510907), (217, 86267916), (243, 77037604), (252, 74286261), (279, 67097268), (294, 63673938), (324, 57778203), (372, 50322951), (378, 49524174), (409, 45770508), (434, 43133958), (441, 42449292), (486, 38518802), (558, 33548634), (567, 33016116), (588, 31836969), (651, 28755972), (756, 24762087), (818, 22885254), (837, 22365756), (868, 21566979), (882, 21224646), (961, 19479852), (972, 19259401), (1116, 16774317), (1134, 16508058), (1227, 15256836), (1302, 14377986), (1323, 14149764), (1519, 12323988), (1636, 11442627), (1674, 11182878), (1701, 11005372), (1764, 10612323), (1922, 9739926), (1953, 9585324), (2268, 8254029), (2454, 7628418), (2511, 7455252), (2604, 7188993), (2646, 7074882), (2863, 6538644), (2883, 6493284), (3038, 6161994), (3348, 5591439), (3402, 5502686), (3681, 5085612), (3844, 4869963), (3906, 4792662), (3969, 4716588), (4557, 4107996), (4908, 3814209), (5022, 3727626), (5292, 3537441), (5726, 3269322), (5766, 3246642), (5859, 3195108), (6076, 3080997), (6727, 2782836), (6804, 2751343), (7362, 2542806), (7533, 2485084), (7812, 2396331), (7938, 2358294), (8589, 2179548), (8649, 2164428), (9114, 2053998), (10044, 1863813), (11043, 1695204), (11452, 1634661), (11532, 1623321), (11718, 1597554), (11907, 1572196), (12679, 1476468), (13454, 1391418), (13671, 1369332), (14724, 1271403), (15066, 1242542), (15876, 1179147), (17178, 1089774), (17298, 1082214), (17577, 1065036), (18228, 1026999), (20041, 934092), (20181, 927612), (22086, 847602), (23436, 798777), (23814, 786098), (25358, 738234), (25767, 726516), (25947, 721476), (26908, 695709), (27342, 684666), (30132, 621271), (33129, 565068), (34356, 544887), (34596, 541107), (35154, 532518), (38037, 492156), (40082, 467046), (40362, 463806), (41013, 456444), (44172, 423801), (47089, 397548), (47628, 393049), (50716, 369117), (51534, 363258), (51894, 360738), (52731, 355012), (54684, 342333), (60123, 311364), (60543, 309204), (66258, 282534), (70308, 266259), (76074, 246078), (77301, 242172), (77841, 240492), (80164, 233523), (80724, 231903), (82026, 228222), (88753, 210924), (94178, 198774), (99387, 188356), (103068, 181629), (103788, 180369), (105462, 177506), (114111, 164052), (120246, 155682), (121086, 154602), (123039, 152148), (132516, 141267)]