205029720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:287

約数の個数: 288

約数和(自身を含む): 792277200

約数和(自身を除く): 587247480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 59, 60, 63, 70, 72, 84, 90, 98, 105, 118, 120, 126, 140, 147, 168, 177, 180, 196, 197, 210, 236, 245, 252, 280, 294, 295, 315, 354, 360, 392, 394, 413, 420, 441, 472, 490, 504, 531, 588, 590, 591, 630, 708, 735, 788, 826, 840, 882, 885, 980, 985, 1062, 1176, 1180, 1182, 1239, 1260, 1379, 1416, 1470, 1576, 1652, 1764, 1770, 1773, 1960, 1970, 2065, 2124, 2205, 2360, 2364, 2478, 2520, 2655, 2758, 2891, 2940, 2955, 3304, 3528, 3540, 3546, 3717, 3940, 4130, 4137, 4248, 4410, 4728, 4956, 5310, 5516, 5782, 5880, 5910, 6195, 6895, 7080, 7092, 7434, 7880, 8260, 8274, 8673, 8820, 8865, 9653, 9912, 10620, 11032, 11564, 11623, 11820, 12390, 12411, 13790, 14184, 14455, 14868, 16520, 16548, 17346, 17640, 17730, 18585, 19306, 20685, 21240, 23128, 23246, 23640, 24780, 24822, 26019, 27580, 28910, 28959, 29736, 33096, 34692, 34869, 35460, 37170, 38612, 41370, 43365, 46492, 48265, 49560, 49644, 52038, 55160, 57820, 57918, 58115, 62055, 69384, 69738, 70920, 74340, 77224, 81361, 82740, 86730, 86877, 92984, 96530, 99288, 104076, 104607, 115640, 115836, 116230, 124110, 130095, 139476, 144795, 148680, 162722, 165480, 173460, 173754, 174345, 193060, 208152, 209214, 231672, 232460, 244083, 248220, 260190, 278952, 289590, 325444, 346920, 347508, 348690, 386120, 406805, 418428, 434385, 464920, 488166, 496440, 520380, 523035, 569527, 579180, 650888, 695016, 697380, 732249, 813610, 836856, 868770, 976332, 1040760, 1046070, 1139054, 1158360, 1220415, 1394760, 1464498, 1627220, 1708581, 1737540, 1952664, 2092140, 2278108, 2440830, 2847635, 2928996, 3254440, 3417162, 3475080, 3661245, 4184280, 4556216, 4881660, 5125743, 5695270, 5857992, 6834324, 7322490, 8542905, 9763320, 10251486, 11390540, 13668648, 14644980, 17085810, 20502972, 22781080, 25628715, 29289960, 34171620, 41005944, 51257430, 68343240, 102514860, 205029720]

約数ペア:

[(1, 205029720), (2, 102514860), (3, 68343240), (4, 51257430), (5, 41005944), (6, 34171620), (7, 29289960), (8, 25628715), (9, 22781080), (10, 20502972), (12, 17085810), (14, 14644980), (15, 13668648), (18, 11390540), (20, 10251486), (21, 9763320), (24, 8542905), (28, 7322490), (30, 6834324), (35, 5857992), (36, 5695270), (40, 5125743), (42, 4881660), (45, 4556216), (49, 4184280), (56, 3661245), (59, 3475080), (60, 3417162), (63, 3254440), (70, 2928996), (72, 2847635), (84, 2440830), (90, 2278108), (98, 2092140), (105, 1952664), (118, 1737540), (120, 1708581), (126, 1627220), (140, 1464498), (147, 1394760), (168, 1220415), (177, 1158360), (180, 1139054), (196, 1046070), (197, 1040760), (210, 976332), (236, 868770), (245, 836856), (252, 813610), (280, 732249), (294, 697380), (295, 695016), (315, 650888), (354, 579180), (360, 569527), (392, 523035), (394, 520380), (413, 496440), (420, 488166), (441, 464920), (472, 434385), (490, 418428), (504, 406805), (531, 386120), (588, 348690), (590, 347508), (591, 346920), (630, 325444), (708, 289590), (735, 278952), (788, 260190), (826, 248220), (840, 244083), (882, 232460), (885, 231672), (980, 209214), (985, 208152), (1062, 193060), (1176, 174345), (1180, 173754), (1182, 173460), (1239, 165480), (1260, 162722), (1379, 148680), (1416, 144795), (1470, 139476), (1576, 130095), (1652, 124110), (1764, 116230), (1770, 115836), (1773, 115640), (1960, 104607), (1970, 104076), (2065, 99288), (2124, 96530), (2205, 92984), (2360, 86877), (2364, 86730), (2478, 82740), (2520, 81361), (2655, 77224), (2758, 74340), (2891, 70920), (2940, 69738), (2955, 69384), (3304, 62055), (3528, 58115), (3540, 57918), (3546, 57820), (3717, 55160), (3940, 52038), (4130, 49644), (4137, 49560), (4248, 48265), (4410, 46492), (4728, 43365), (4956, 41370), (5310, 38612), (5516, 37170), (5782, 35460), (5880, 34869), (5910, 34692), (6195, 33096), (6895, 29736), (7080, 28959), (7092, 28910), (7434, 27580), (7880, 26019), (8260, 24822), (8274, 24780), (8673, 23640), (8820, 23246), (8865, 23128), (9653, 21240), (9912, 20685), (10620, 19306), (11032, 18585), (11564, 17730), (11623, 17640), (11820, 17346), (12390, 16548), (12411, 16520), (13790, 14868), (14184, 14455)]