87778080

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1$

素因数の和:561

約数の個数: 240

約数和(自身を含む): 334253304

約数和(自身を除く): 246475224

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 324, 351, 360, 390, 405, 416, 432, 468, 480, 520, 521, 540, 585, 624, 648, 702, 720, 780, 810, 864, 936, 1040, 1042, 1053, 1080, 1170, 1248, 1296, 1404, 1440, 1560, 1563, 1620, 1755, 1872, 2080, 2084, 2106, 2160, 2340, 2592, 2605, 2808, 3120, 3126, 3240, 3510, 3744, 4168, 4212, 4320, 4680, 4689, 5210, 5265, 5616, 6240, 6252, 6480, 6773, 7020, 7815, 8336, 8424, 9360, 9378, 10420, 10530, 11232, 12504, 12960, 13546, 14040, 14067, 15630, 16672, 16848, 18720, 18756, 20319, 20840, 21060, 23445, 25008, 27092, 28080, 28134, 31260, 33696, 33865, 37512, 40638, 41680, 42120, 42201, 46890, 50016, 54184, 56160, 56268, 60957, 62520, 67730, 70335, 75024, 81276, 83360, 84240, 84402, 93780, 101595, 108368, 112536, 121914, 125040, 135460, 140670, 150048, 162552, 168480, 168804, 182871, 187560, 203190, 211005, 216736, 225072, 243828, 250080, 270920, 281340, 304785, 325104, 337608, 365742, 375120, 406380, 422010, 450144, 487656, 541840, 548613, 562680, 609570, 650208, 675216, 731484, 750240, 812760, 844020, 914355, 975312, 1083680, 1097226, 1125360, 1219140, 1350432, 1462968, 1625520, 1688040, 1828710, 1950624, 2194452, 2250720, 2438280, 2743065, 2925936, 3251040, 3376080, 3657420, 4388904, 4876560, 5486130, 5851872, 6752160, 7314840, 8777808, 9753120, 10972260, 14629680, 17555616, 21944520, 29259360, 43889040, 87778080]

約数ペア:

[(1, 87778080), (2, 43889040), (3, 29259360), (4, 21944520), (5, 17555616), (6, 14629680), (8, 10972260), (9, 9753120), (10, 8777808), (12, 7314840), (13, 6752160), (15, 5851872), (16, 5486130), (18, 4876560), (20, 4388904), (24, 3657420), (26, 3376080), (27, 3251040), (30, 2925936), (32, 2743065), (36, 2438280), (39, 2250720), (40, 2194452), (45, 1950624), (48, 1828710), (52, 1688040), (54, 1625520), (60, 1462968), (65, 1350432), (72, 1219140), (78, 1125360), (80, 1097226), (81, 1083680), (90, 975312), (96, 914355), (104, 844020), (108, 812760), (117, 750240), (120, 731484), (130, 675216), (135, 650208), (144, 609570), (156, 562680), (160, 548613), (162, 541840), (180, 487656), (195, 450144), (208, 422010), (216, 406380), (234, 375120), (240, 365742), (260, 337608), (270, 325104), (288, 304785), (312, 281340), (324, 270920), (351, 250080), (360, 243828), (390, 225072), (405, 216736), (416, 211005), (432, 203190), (468, 187560), (480, 182871), (520, 168804), (521, 168480), (540, 162552), (585, 150048), (624, 140670), (648, 135460), (702, 125040), (720, 121914), (780, 112536), (810, 108368), (864, 101595), (936, 93780), (1040, 84402), (1042, 84240), (1053, 83360), (1080, 81276), (1170, 75024), (1248, 70335), (1296, 67730), (1404, 62520), (1440, 60957), (1560, 56268), (1563, 56160), (1620, 54184), (1755, 50016), (1872, 46890), (2080, 42201), (2084, 42120), (2106, 41680), (2160, 40638), (2340, 37512), (2592, 33865), (2605, 33696), (2808, 31260), (3120, 28134), (3126, 28080), (3240, 27092), (3510, 25008), (3744, 23445), (4168, 21060), (4212, 20840), (4320, 20319), (4680, 18756), (4689, 18720), (5210, 16848), (5265, 16672), (5616, 15630), (6240, 14067), (6252, 14040), (6480, 13546), (6773, 12960), (7020, 12504), (7815, 11232), (8336, 10530), (8424, 10420), (9360, 9378)]