189987120

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1$

素因数の和:394

約数の個数: 240

約数和(自身を含む): 686518560

約数和(自身を除く): 496531440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 36, 40, 45, 48, 54, 58, 60, 72, 80, 81, 87, 90, 108, 116, 120, 135, 144, 145, 162, 174, 180, 216, 232, 240, 243, 261, 270, 290, 324, 337, 348, 360, 405, 432, 435, 464, 486, 522, 540, 580, 648, 674, 696, 720, 783, 810, 870, 972, 1011, 1044, 1080, 1160, 1215, 1296, 1305, 1348, 1392, 1566, 1620, 1685, 1740, 1944, 2022, 2088, 2160, 2320, 2349, 2430, 2610, 2696, 3033, 3132, 3240, 3370, 3480, 3888, 3915, 4044, 4176, 4698, 4860, 5055, 5220, 5392, 6066, 6264, 6480, 6740, 6960, 7047, 7830, 8088, 9099, 9396, 9720, 9773, 10110, 10440, 11745, 12132, 12528, 13480, 14094, 15165, 15660, 16176, 18198, 18792, 19440, 19546, 20220, 20880, 23490, 24264, 26960, 27297, 28188, 29319, 30330, 31320, 35235, 36396, 37584, 39092, 40440, 45495, 46980, 48528, 48865, 54594, 56376, 58638, 60660, 62640, 70470, 72792, 78184, 80880, 81891, 87957, 90990, 93960, 97730, 109188, 112752, 117276, 121320, 136485, 140940, 145584, 146595, 156368, 163782, 175914, 181980, 187920, 195460, 218376, 234552, 242640, 263871, 272970, 281880, 293190, 327564, 351828, 363960, 390920, 409455, 436752, 439785, 469104, 527742, 545940, 563760, 586380, 655128, 703656, 727920, 781840, 791613, 818910, 879570, 1055484, 1091880, 1172760, 1310256, 1319355, 1407312, 1583226, 1637820, 1759140, 2110968, 2183760, 2345520, 2374839, 2638710, 3166452, 3275640, 3518280, 3958065, 4221936, 4749678, 5277420, 6332904, 6551280, 7036560, 7916130, 9499356, 10554840, 11874195, 12665808, 15832260, 18998712, 21109680, 23748390, 31664520, 37997424, 47496780, 63329040, 94993560, 189987120]

約数ペア:

[(1, 189987120), (2, 94993560), (3, 63329040), (4, 47496780), (5, 37997424), (6, 31664520), (8, 23748390), (9, 21109680), (10, 18998712), (12, 15832260), (15, 12665808), (16, 11874195), (18, 10554840), (20, 9499356), (24, 7916130), (27, 7036560), (29, 6551280), (30, 6332904), (36, 5277420), (40, 4749678), (45, 4221936), (48, 3958065), (54, 3518280), (58, 3275640), (60, 3166452), (72, 2638710), (80, 2374839), (81, 2345520), (87, 2183760), (90, 2110968), (108, 1759140), (116, 1637820), (120, 1583226), (135, 1407312), (144, 1319355), (145, 1310256), (162, 1172760), (174, 1091880), (180, 1055484), (216, 879570), (232, 818910), (240, 791613), (243, 781840), (261, 727920), (270, 703656), (290, 655128), (324, 586380), (337, 563760), (348, 545940), (360, 527742), (405, 469104), (432, 439785), (435, 436752), (464, 409455), (486, 390920), (522, 363960), (540, 351828), (580, 327564), (648, 293190), (674, 281880), (696, 272970), (720, 263871), (783, 242640), (810, 234552), (870, 218376), (972, 195460), (1011, 187920), (1044, 181980), (1080, 175914), (1160, 163782), (1215, 156368), (1296, 146595), (1305, 145584), (1348, 140940), (1392, 136485), (1566, 121320), (1620, 117276), (1685, 112752), (1740, 109188), (1944, 97730), (2022, 93960), (2088, 90990), (2160, 87957), (2320, 81891), (2349, 80880), (2430, 78184), (2610, 72792), (2696, 70470), (3033, 62640), (3132, 60660), (3240, 58638), (3370, 56376), (3480, 54594), (3888, 48865), (3915, 48528), (4044, 46980), (4176, 45495), (4698, 40440), (4860, 39092), (5055, 37584), (5220, 36396), (5392, 35235), (6066, 31320), (6264, 30330), (6480, 29319), (6740, 28188), (6960, 27297), (7047, 26960), (7830, 24264), (8088, 23490), (9099, 20880), (9396, 20220), (9720, 19546), (9773, 19440), (10110, 18792), (10440, 18198), (11745, 16176), (12132, 15660), (12528, 15165), (13480, 14094)]