320051520

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2179}}^1$

素因数の和:2222

約数の個数: 224

約数和(自身を含む): 1196035200

約数和(自身を除く): 875983680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 170, 180, 192, 204, 216, 240, 255, 270, 272, 288, 306, 320, 340, 360, 408, 432, 459, 480, 510, 540, 544, 576, 612, 680, 720, 765, 816, 864, 918, 960, 1020, 1080, 1088, 1224, 1360, 1440, 1530, 1632, 1728, 1836, 2040, 2160, 2179, 2295, 2448, 2720, 2880, 3060, 3264, 3672, 4080, 4320, 4358, 4590, 4896, 5440, 6120, 6537, 7344, 8160, 8640, 8716, 9180, 9792, 10895, 12240, 13074, 14688, 16320, 17432, 18360, 19611, 21790, 24480, 26148, 29376, 32685, 34864, 36720, 37043, 39222, 43580, 48960, 52296, 58833, 65370, 69728, 73440, 74086, 78444, 87160, 98055, 104592, 111129, 117666, 130740, 139456, 146880, 148172, 156888, 174320, 185215, 196110, 209184, 222258, 235332, 261480, 294165, 296344, 313776, 333387, 348640, 370430, 392220, 418368, 444516, 470664, 522960, 555645, 588330, 592688, 627552, 666774, 697280, 740860, 784440, 889032, 941328, 1000161, 1045920, 1111290, 1176660, 1185376, 1255104, 1333548, 1481720, 1568880, 1666935, 1778064, 1882656, 2000322, 2091840, 2222580, 2353320, 2370752, 2667096, 2963440, 3137760, 3333870, 3556128, 3765312, 4000644, 4445160, 4706640, 5000805, 5334192, 5926880, 6275520, 6667740, 7112256, 8001288, 8890320, 9413280, 10001610, 10668384, 11853760, 13335480, 16002576, 17780640, 18826560, 20003220, 21336768, 26670960, 32005152, 35561280, 40006440, 53341920, 64010304, 80012880, 106683840, 160025760, 320051520]

約数ペア:

[(1, 320051520), (2, 160025760), (3, 106683840), (4, 80012880), (5, 64010304), (6, 53341920), (8, 40006440), (9, 35561280), (10, 32005152), (12, 26670960), (15, 21336768), (16, 20003220), (17, 18826560), (18, 17780640), (20, 16002576), (24, 13335480), (27, 11853760), (30, 10668384), (32, 10001610), (34, 9413280), (36, 8890320), (40, 8001288), (45, 7112256), (48, 6667740), (51, 6275520), (54, 5926880), (60, 5334192), (64, 5000805), (68, 4706640), (72, 4445160), (80, 4000644), (85, 3765312), (90, 3556128), (96, 3333870), (102, 3137760), (108, 2963440), (120, 2667096), (135, 2370752), (136, 2353320), (144, 2222580), (153, 2091840), (160, 2000322), (170, 1882656), (180, 1778064), (192, 1666935), (204, 1568880), (216, 1481720), (240, 1333548), (255, 1255104), (270, 1185376), (272, 1176660), (288, 1111290), (306, 1045920), (320, 1000161), (340, 941328), (360, 889032), (408, 784440), (432, 740860), (459, 697280), (480, 666774), (510, 627552), (540, 592688), (544, 588330), (576, 555645), (612, 522960), (680, 470664), (720, 444516), (765, 418368), (816, 392220), (864, 370430), (918, 348640), (960, 333387), (1020, 313776), (1080, 296344), (1088, 294165), (1224, 261480), (1360, 235332), (1440, 222258), (1530, 209184), (1632, 196110), (1728, 185215), (1836, 174320), (2040, 156888), (2160, 148172), (2179, 146880), (2295, 139456), (2448, 130740), (2720, 117666), (2880, 111129), (3060, 104592), (3264, 98055), (3672, 87160), (4080, 78444), (4320, 74086), (4358, 73440), (4590, 69728), (4896, 65370), (5440, 58833), (6120, 52296), (6537, 48960), (7344, 43580), (8160, 39222), (8640, 37043), (8716, 36720), (9180, 34864), (9792, 32685), (10895, 29376), (12240, 26148), (13074, 24480), (14688, 21790), (16320, 19611), (17432, 18360)]