280181440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:255

約数の個数: 224

約数和(自身を含む): 847977984

約数和(自身を除く): 567796544

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 83, 88, 110, 112, 137, 140, 154, 160, 166, 176, 220, 224, 274, 280, 308, 320, 332, 352, 385, 415, 440, 448, 548, 560, 581, 616, 664, 685, 704, 770, 830, 880, 913, 959, 1096, 1120, 1162, 1232, 1328, 1370, 1507, 1540, 1660, 1760, 1826, 1918, 2192, 2240, 2324, 2464, 2656, 2740, 2905, 3014, 3080, 3320, 3520, 3652, 3836, 4384, 4565, 4648, 4795, 4928, 5312, 5480, 5810, 6028, 6160, 6391, 6640, 7304, 7535, 7672, 8768, 9130, 9296, 9590, 10549, 10960, 11371, 11620, 12056, 12320, 12782, 13280, 14608, 15070, 15344, 18260, 18592, 19180, 21098, 21920, 22742, 23240, 24112, 24640, 25564, 26560, 29216, 30140, 30688, 31955, 36520, 37184, 38360, 42196, 43840, 45484, 46480, 48224, 51128, 52745, 56855, 58432, 60280, 61376, 63910, 73040, 76720, 79597, 84392, 90968, 92960, 96448, 102256, 105490, 113710, 120560, 125081, 127820, 146080, 153440, 159194, 168784, 181936, 185920, 204512, 210980, 227420, 241120, 250162, 255640, 292160, 306880, 318388, 337568, 363872, 397985, 409024, 421960, 454840, 482240, 500324, 511280, 625405, 636776, 675136, 727744, 795970, 843920, 875567, 909680, 1000648, 1022560, 1250810, 1273552, 1591940, 1687840, 1751134, 1819360, 2001296, 2045120, 2501620, 2547104, 3183880, 3375680, 3502268, 3638720, 4002592, 4377835, 5003240, 5094208, 6367760, 7004536, 8005184, 8755670, 10006480, 12735520, 14009072, 17511340, 20012960, 25471040, 28018144, 35022680, 40025920, 56036288, 70045360, 140090720, 280181440]

約数ペア:

[(1, 280181440), (2, 140090720), (4, 70045360), (5, 56036288), (7, 40025920), (8, 35022680), (10, 28018144), (11, 25471040), (14, 20012960), (16, 17511340), (20, 14009072), (22, 12735520), (28, 10006480), (32, 8755670), (35, 8005184), (40, 7004536), (44, 6367760), (55, 5094208), (56, 5003240), (64, 4377835), (70, 4002592), (77, 3638720), (80, 3502268), (83, 3375680), (88, 3183880), (110, 2547104), (112, 2501620), (137, 2045120), (140, 2001296), (154, 1819360), (160, 1751134), (166, 1687840), (176, 1591940), (220, 1273552), (224, 1250810), (274, 1022560), (280, 1000648), (308, 909680), (320, 875567), (332, 843920), (352, 795970), (385, 727744), (415, 675136), (440, 636776), (448, 625405), (548, 511280), (560, 500324), (581, 482240), (616, 454840), (664, 421960), (685, 409024), (704, 397985), (770, 363872), (830, 337568), (880, 318388), (913, 306880), (959, 292160), (1096, 255640), (1120, 250162), (1162, 241120), (1232, 227420), (1328, 210980), (1370, 204512), (1507, 185920), (1540, 181936), (1660, 168784), (1760, 159194), (1826, 153440), (1918, 146080), (2192, 127820), (2240, 125081), (2324, 120560), (2464, 113710), (2656, 105490), (2740, 102256), (2905, 96448), (3014, 92960), (3080, 90968), (3320, 84392), (3520, 79597), (3652, 76720), (3836, 73040), (4384, 63910), (4565, 61376), (4648, 60280), (4795, 58432), (4928, 56855), (5312, 52745), (5480, 51128), (5810, 48224), (6028, 46480), (6160, 45484), (6391, 43840), (6640, 42196), (7304, 38360), (7535, 37184), (7672, 36520), (8768, 31955), (9130, 30688), (9296, 30140), (9590, 29216), (10549, 26560), (10960, 25564), (11371, 24640), (11620, 24112), (12056, 23240), (12320, 22742), (12782, 21920), (13280, 21098), (14608, 19180), (15070, 18592), (15344, 18260)]