78528960

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:236

約数の個数: 224

約数和(自身を含む): 283464000

約数和(自身を除く): 204935040

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, 61, 64, 72, 80, 90, 96, 108, 120, 122, 135, 144, 149, 160, 180, 183, 192, 216, 240, 244, 270, 288, 298, 305, 320, 360, 366, 432, 447, 480, 488, 540, 549, 576, 596, 610, 720, 732, 745, 864, 894, 915, 960, 976, 1080, 1098, 1192, 1220, 1341, 1440, 1464, 1490, 1647, 1728, 1788, 1830, 1952, 2160, 2196, 2235, 2384, 2440, 2682, 2745, 2880, 2928, 2980, 3294, 3576, 3660, 3904, 4023, 4320, 4392, 4470, 4768, 4880, 5364, 5490, 5856, 5960, 6588, 6705, 7152, 7320, 8046, 8235, 8640, 8784, 8940, 9089, 9536, 9760, 10728, 10980, 11712, 11920, 13176, 13410, 14304, 14640, 16092, 16470, 17568, 17880, 18178, 19520, 20115, 21456, 21960, 23840, 26352, 26820, 27267, 28608, 29280, 32184, 32940, 35136, 35760, 36356, 40230, 42912, 43920, 45445, 47680, 52704, 53640, 54534, 58560, 64368, 65880, 71520, 72712, 80460, 81801, 85824, 87840, 90890, 105408, 107280, 109068, 128736, 131760, 136335, 143040, 145424, 160920, 163602, 175680, 181780, 214560, 218136, 245403, 257472, 263520, 272670, 290848, 321840, 327204, 363560, 409005, 429120, 436272, 490806, 527040, 545340, 581696, 643680, 654408, 727120, 818010, 872544, 981612, 1090680, 1227015, 1287360, 1308816, 1454240, 1636020, 1745088, 1963224, 2181360, 2454030, 2617632, 2908480, 3272040, 3926448, 4362720, 4908060, 5235264, 6544080, 7852896, 8725440, 9816120, 13088160, 15705792, 19632240, 26176320, 39264480, 78528960]

約数ペア:

[(1, 78528960), (2, 39264480), (3, 26176320), (4, 19632240), (5, 15705792), (6, 13088160), (8, 9816120), (9, 8725440), (10, 7852896), (12, 6544080), (15, 5235264), (16, 4908060), (18, 4362720), (20, 3926448), (24, 3272040), (27, 2908480), (30, 2617632), (32, 2454030), (36, 2181360), (40, 1963224), (45, 1745088), (48, 1636020), (54, 1454240), (60, 1308816), (61, 1287360), (64, 1227015), (72, 1090680), (80, 981612), (90, 872544), (96, 818010), (108, 727120), (120, 654408), (122, 643680), (135, 581696), (144, 545340), (149, 527040), (160, 490806), (180, 436272), (183, 429120), (192, 409005), (216, 363560), (240, 327204), (244, 321840), (270, 290848), (288, 272670), (298, 263520), (305, 257472), (320, 245403), (360, 218136), (366, 214560), (432, 181780), (447, 175680), (480, 163602), (488, 160920), (540, 145424), (549, 143040), (576, 136335), (596, 131760), (610, 128736), (720, 109068), (732, 107280), (745, 105408), (864, 90890), (894, 87840), (915, 85824), (960, 81801), (976, 80460), (1080, 72712), (1098, 71520), (1192, 65880), (1220, 64368), (1341, 58560), (1440, 54534), (1464, 53640), (1490, 52704), (1647, 47680), (1728, 45445), (1788, 43920), (1830, 42912), (1952, 40230), (2160, 36356), (2196, 35760), (2235, 35136), (2384, 32940), (2440, 32184), (2682, 29280), (2745, 28608), (2880, 27267), (2928, 26820), (2980, 26352), (3294, 23840), (3576, 21960), (3660, 21456), (3904, 20115), (4023, 19520), (4320, 18178), (4392, 17880), (4470, 17568), (4768, 16470), (4880, 16092), (5364, 14640), (5490, 14304), (5856, 13410), (5960, 13176), (6588, 11920), (6705, 11712), (7152, 10980), (7320, 10728), (8046, 9760), (8235, 9536), (8640, 9089), (8784, 8940)]