128753280

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{7451}}^1$

素因数の和:7479

約数の個数: 128

約数和(自身を含む): 456062400

約数和(自身を除く): 327309120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 7451, 8640, 14902, 17280, 22353, 29804, 37255, 44706, 59608, 67059, 74510, 89412, 111765, 119216, 134118, 149020, 178824, 201177, 223530, 238432, 268236, 298040, 335295, 357648, 402354, 447060, 476864, 536472, 596080, 670590, 715296, 804708, 894120, 953728, 1005885, 1072944, 1192160, 1341180, 1430592, 1609416, 1788240, 2011770, 2145888, 2384320, 2682360, 2861184, 3218832, 3576480, 4023540, 4291776, 4768640, 5364720, 6437664, 7152960, 8047080, 8583552, 10729440, 12875328, 14305920, 16094160, 21458880, 25750656, 32188320, 42917760, 64376640, 128753280]

約数ペア:

[(1, 128753280), (2, 64376640), (3, 42917760), (4, 32188320), (5, 25750656), (6, 21458880), (8, 16094160), (9, 14305920), (10, 12875328), (12, 10729440), (15, 8583552), (16, 8047080), (18, 7152960), (20, 6437664), (24, 5364720), (27, 4768640), (30, 4291776), (32, 4023540), (36, 3576480), (40, 3218832), (45, 2861184), (48, 2682360), (54, 2384320), (60, 2145888), (64, 2011770), (72, 1788240), (80, 1609416), (90, 1430592), (96, 1341180), (108, 1192160), (120, 1072944), (128, 1005885), (135, 953728), (144, 894120), (160, 804708), (180, 715296), (192, 670590), (216, 596080), (240, 536472), (270, 476864), (288, 447060), (320, 402354), (360, 357648), (384, 335295), (432, 298040), (480, 268236), (540, 238432), (576, 223530), (640, 201177), (720, 178824), (864, 149020), (960, 134118), (1080, 119216), (1152, 111765), (1440, 89412), (1728, 74510), (1920, 67059), (2160, 59608), (2880, 44706), (3456, 37255), (4320, 29804), (5760, 22353), (7451, 17280), (8640, 14902)]