255078720

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{757}}^1$

素因数の和:799

約数の個数: 280

約数和(自身を含む): 978447624

約数和(自身を除く): 723368904

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, 64, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 324, 351, 360, 390, 405, 416, 432, 468, 480, 520, 540, 576, 585, 624, 648, 702, 720, 757, 780, 810, 832, 864, 936, 960, 1040, 1053, 1080, 1170, 1248, 1296, 1404, 1440, 1514, 1560, 1620, 1728, 1755, 1872, 2080, 2106, 2160, 2271, 2340, 2496, 2592, 2808, 2880, 3028, 3120, 3240, 3510, 3744, 3785, 4160, 4212, 4320, 4542, 4680, 5184, 5265, 5616, 6056, 6240, 6480, 6813, 7020, 7488, 7570, 8424, 8640, 9084, 9360, 9841, 10530, 11232, 11355, 12112, 12480, 12960, 13626, 14040, 15140, 16848, 18168, 18720, 19682, 20439, 21060, 22464, 22710, 24224, 25920, 27252, 28080, 29523, 30280, 33696, 34065, 36336, 37440, 39364, 40878, 42120, 45420, 48448, 49205, 54504, 56160, 59046, 60560, 61317, 67392, 68130, 72672, 78728, 81756, 84240, 88569, 90840, 98410, 102195, 109008, 112320, 118092, 121120, 122634, 136260, 145344, 147615, 157456, 163512, 168480, 177138, 181680, 196820, 204390, 218016, 236184, 242240, 245268, 265707, 272520, 295230, 306585, 314912, 327024, 336960, 354276, 363360, 393640, 408780, 436032, 442845, 472368, 490536, 531414, 545040, 590460, 613170, 629824, 654048, 708552, 726720, 787280, 797121, 817560, 885690, 944736, 981072, 1062828, 1090080, 1180920, 1226340, 1308096, 1328535, 1417104, 1574560, 1594242, 1635120, 1771380, 1889472, 1962144, 2125656, 2180160, 2361840, 2452680, 2657070, 2834208, 3149120, 3188484, 3270240, 3542760, 3924288, 3985605, 4251312, 4723680, 4905360, 5314140, 5668416, 6376968, 6540480, 7085520, 7971210, 8502624, 9447360, 9810720, 10628280, 12753936, 14171040, 15942420, 17005248, 19621440, 21256560, 25507872, 28342080, 31884840, 42513120, 51015744, 63769680, 85026240, 127539360, 255078720]

約数ペア:

[(1, 255078720), (2, 127539360), (3, 85026240), (4, 63769680), (5, 51015744), (6, 42513120), (8, 31884840), (9, 28342080), (10, 25507872), (12, 21256560), (13, 19621440), (15, 17005248), (16, 15942420), (18, 14171040), (20, 12753936), (24, 10628280), (26, 9810720), (27, 9447360), (30, 8502624), (32, 7971210), (36, 7085520), (39, 6540480), (40, 6376968), (45, 5668416), (48, 5314140), (52, 4905360), (54, 4723680), (60, 4251312), (64, 3985605), (65, 3924288), (72, 3542760), (78, 3270240), (80, 3188484), (81, 3149120), (90, 2834208), (96, 2657070), (104, 2452680), (108, 2361840), (117, 2180160), (120, 2125656), (130, 1962144), (135, 1889472), (144, 1771380), (156, 1635120), (160, 1594242), (162, 1574560), (180, 1417104), (192, 1328535), (195, 1308096), (208, 1226340), (216, 1180920), (234, 1090080), (240, 1062828), (260, 981072), (270, 944736), (288, 885690), (312, 817560), (320, 797121), (324, 787280), (351, 726720), (360, 708552), (390, 654048), (405, 629824), (416, 613170), (432, 590460), (468, 545040), (480, 531414), (520, 490536), (540, 472368), (576, 442845), (585, 436032), (624, 408780), (648, 393640), (702, 363360), (720, 354276), (757, 336960), (780, 327024), (810, 314912), (832, 306585), (864, 295230), (936, 272520), (960, 265707), (1040, 245268), (1053, 242240), (1080, 236184), (1170, 218016), (1248, 204390), (1296, 196820), (1404, 181680), (1440, 177138), (1514, 168480), (1560, 163512), (1620, 157456), (1728, 147615), (1755, 145344), (1872, 136260), (2080, 122634), (2106, 121120), (2160, 118092), (2271, 112320), (2340, 109008), (2496, 102195), (2592, 98410), (2808, 90840), (2880, 88569), (3028, 84240), (3120, 81756), (3240, 78728), (3510, 72672), (3744, 68130), (3785, 67392), (4160, 61317), (4212, 60560), (4320, 59046), (4542, 56160), (4680, 54504), (5184, 49205), (5265, 48448), (5616, 45420), (6056, 42120), (6240, 40878), (6480, 39364), (6813, 37440), (7020, 36336), (7488, 34065), (7570, 33696), (8424, 30280), (8640, 29523), (9084, 28080), (9360, 27252), (9841, 25920), (10530, 24224), (11232, 22710), (11355, 22464), (12112, 21060), (12480, 20439), (12960, 19682), (13626, 18720), (14040, 18168), (15140, 16848)]