249920640

素因数分解:

$2^7\times 3^5\times 5^1\times {\mathrm{1607}}^1$

素因数の和:1641

約数の個数: 192

約数和(自身を含む): 895527360

約数和(自身を除く): 645606720

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, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 810, 864, 960, 972, 1080, 1152, 1215, 1296, 1440, 1607, 1620, 1728, 1920, 1944, 2160, 2430, 2592, 2880, 3214, 3240, 3456, 3888, 4320, 4821, 4860, 5184, 5760, 6428, 6480, 7776, 8035, 8640, 9642, 9720, 10368, 12856, 12960, 14463, 15552, 16070, 17280, 19284, 19440, 24105, 25712, 25920, 28926, 31104, 32140, 38568, 38880, 43389, 48210, 51424, 51840, 57852, 64280, 72315, 77136, 77760, 86778, 96420, 102848, 115704, 128560, 130167, 144630, 154272, 155520, 173556, 192840, 205696, 216945, 231408, 257120, 260334, 289260, 308544, 347112, 385680, 390501, 433890, 462816, 514240, 520668, 578520, 617088, 650835, 694224, 771360, 781002, 867780, 925632, 1028480, 1041336, 1157040, 1301670, 1388448, 1542720, 1562004, 1735560, 1851264, 1952505, 2082672, 2314080, 2603340, 2776896, 3085440, 3124008, 3471120, 3905010, 4165344, 4628160, 5206680, 5553792, 6248016, 6942240, 7810020, 8330688, 9256320, 10413360, 12496032, 13884480, 15620040, 16661376, 20826720, 24992064, 27768960, 31240080, 41653440, 49984128, 62480160, 83306880, 124960320, 249920640]

約数ペア:

[(1, 249920640), (2, 124960320), (3, 83306880), (4, 62480160), (5, 49984128), (6, 41653440), (8, 31240080), (9, 27768960), (10, 24992064), (12, 20826720), (15, 16661376), (16, 15620040), (18, 13884480), (20, 12496032), (24, 10413360), (27, 9256320), (30, 8330688), (32, 7810020), (36, 6942240), (40, 6248016), (45, 5553792), (48, 5206680), (54, 4628160), (60, 4165344), (64, 3905010), (72, 3471120), (80, 3124008), (81, 3085440), (90, 2776896), (96, 2603340), (108, 2314080), (120, 2082672), (128, 1952505), (135, 1851264), (144, 1735560), (160, 1562004), (162, 1542720), (180, 1388448), (192, 1301670), (216, 1157040), (240, 1041336), (243, 1028480), (270, 925632), (288, 867780), (320, 781002), (324, 771360), (360, 694224), (384, 650835), (405, 617088), (432, 578520), (480, 520668), (486, 514240), (540, 462816), (576, 433890), (640, 390501), (648, 385680), (720, 347112), (810, 308544), (864, 289260), (960, 260334), (972, 257120), (1080, 231408), (1152, 216945), (1215, 205696), (1296, 192840), (1440, 173556), (1607, 155520), (1620, 154272), (1728, 144630), (1920, 130167), (1944, 128560), (2160, 115704), (2430, 102848), (2592, 96420), (2880, 86778), (3214, 77760), (3240, 77136), (3456, 72315), (3888, 64280), (4320, 57852), (4821, 51840), (4860, 51424), (5184, 48210), (5760, 43389), (6428, 38880), (6480, 38568), (7776, 32140), (8035, 31104), (8640, 28926), (9642, 25920), (9720, 25712), (10368, 24105), (12856, 19440), (12960, 19284), (14463, 17280), (15552, 16070)]