158991840

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{15773}}^1$

素因数の和:15801

約数の個数: 144

約数和(自身を含む): 620107488

約数和(自身を除く): 461115648

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 15773, 31546, 47319, 63092, 78865, 94638, 110411, 126184, 141957, 157730, 189276, 220822, 236595, 252368, 283914, 315460, 331233, 378552, 441644, 473190, 504736, 552055, 567828, 630920, 662466, 709785, 757104, 883288, 946380, 993699, 1104110, 1135656, 1261840, 1324932, 1419570, 1514208, 1656165, 1766576, 1892760, 1987398, 2208220, 2271312, 2523680, 2649864, 2839140, 3312330, 3533152, 3785520, 3974796, 4416440, 4542624, 4968495, 5299728, 5678280, 6624660, 7571040, 7949592, 8832880, 9936990, 10599456, 11356560, 13249320, 15899184, 17665760, 19873980, 22713120, 26498640, 31798368, 39747960, 52997280, 79495920, 158991840]

約数ペア:

[(1, 158991840), (2, 79495920), (3, 52997280), (4, 39747960), (5, 31798368), (6, 26498640), (7, 22713120), (8, 19873980), (9, 17665760), (10, 15899184), (12, 13249320), (14, 11356560), (15, 10599456), (16, 9936990), (18, 8832880), (20, 7949592), (21, 7571040), (24, 6624660), (28, 5678280), (30, 5299728), (32, 4968495), (35, 4542624), (36, 4416440), (40, 3974796), (42, 3785520), (45, 3533152), (48, 3312330), (56, 2839140), (60, 2649864), (63, 2523680), (70, 2271312), (72, 2208220), (80, 1987398), (84, 1892760), (90, 1766576), (96, 1656165), (105, 1514208), (112, 1419570), (120, 1324932), (126, 1261840), (140, 1135656), (144, 1104110), (160, 993699), (168, 946380), (180, 883288), (210, 757104), (224, 709785), (240, 662466), (252, 630920), (280, 567828), (288, 552055), (315, 504736), (336, 473190), (360, 441644), (420, 378552), (480, 331233), (504, 315460), (560, 283914), (630, 252368), (672, 236595), (720, 220822), (840, 189276), (1008, 157730), (1120, 141957), (1260, 126184), (1440, 110411), (1680, 94638), (2016, 78865), (2520, 63092), (3360, 47319), (5040, 31546), (10080, 15773)]