78900480

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{761}}^1$

素因数の和:794

約数の個数: 180

約数和(自身を含む): 282691332

約数和(自身を除く): 203790852

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, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 761, 768, 810, 864, 960, 1080, 1152, 1280, 1296, 1440, 1522, 1620, 1728, 1920, 2160, 2283, 2304, 2592, 2880, 3044, 3240, 3456, 3805, 3840, 4320, 4566, 5184, 5760, 6088, 6480, 6849, 6912, 7610, 8640, 9132, 10368, 11415, 11520, 12176, 12960, 13698, 15220, 17280, 18264, 20547, 20736, 22830, 24352, 25920, 27396, 30440, 34245, 34560, 36528, 41094, 45660, 48704, 51840, 54792, 60880, 61641, 68490, 73056, 82188, 91320, 97408, 102735, 103680, 109584, 121760, 123282, 136980, 146112, 164376, 182640, 194816, 205470, 219168, 243520, 246564, 273960, 292224, 308205, 328752, 365280, 410940, 438336, 487040, 493128, 547920, 584448, 616410, 657504, 730560, 821880, 876672, 974080, 986256, 1095840, 1232820, 1315008, 1461120, 1643760, 1753344, 1972512, 2191680, 2465640, 2630016, 2922240, 3287520, 3945024, 4383360, 4931280, 5260032, 6575040, 7890048, 8766720, 9862560, 13150080, 15780096, 19725120, 26300160, 39450240, 78900480]

約数ペア:

[(1, 78900480), (2, 39450240), (3, 26300160), (4, 19725120), (5, 15780096), (6, 13150080), (8, 9862560), (9, 8766720), (10, 7890048), (12, 6575040), (15, 5260032), (16, 4931280), (18, 4383360), (20, 3945024), (24, 3287520), (27, 2922240), (30, 2630016), (32, 2465640), (36, 2191680), (40, 1972512), (45, 1753344), (48, 1643760), (54, 1461120), (60, 1315008), (64, 1232820), (72, 1095840), (80, 986256), (81, 974080), (90, 876672), (96, 821880), (108, 730560), (120, 657504), (128, 616410), (135, 584448), (144, 547920), (160, 493128), (162, 487040), (180, 438336), (192, 410940), (216, 365280), (240, 328752), (256, 308205), (270, 292224), (288, 273960), (320, 246564), (324, 243520), (360, 219168), (384, 205470), (405, 194816), (432, 182640), (480, 164376), (540, 146112), (576, 136980), (640, 123282), (648, 121760), (720, 109584), (761, 103680), (768, 102735), (810, 97408), (864, 91320), (960, 82188), (1080, 73056), (1152, 68490), (1280, 61641), (1296, 60880), (1440, 54792), (1522, 51840), (1620, 48704), (1728, 45660), (1920, 41094), (2160, 36528), (2283, 34560), (2304, 34245), (2592, 30440), (2880, 27396), (3044, 25920), (3240, 24352), (3456, 22830), (3805, 20736), (3840, 20547), (4320, 18264), (4566, 17280), (5184, 15220), (5760, 13698), (6088, 12960), (6480, 12176), (6849, 11520), (6912, 11415), (7610, 10368), (8640, 9132)]