81804800

素因数分解:

$2^9\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1$

素因数の和:129

約数の個数: 240

約数和(自身を含む): 255733632

約数和(自身を除く): 173928832

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 50, 55, 56, 64, 70, 77, 80, 83, 88, 100, 110, 112, 128, 140, 154, 160, 166, 175, 176, 200, 220, 224, 256, 275, 280, 308, 320, 332, 350, 352, 385, 400, 415, 440, 448, 512, 550, 560, 581, 616, 640, 664, 700, 704, 770, 800, 830, 880, 896, 913, 1100, 1120, 1162, 1232, 1280, 1328, 1400, 1408, 1540, 1600, 1660, 1760, 1792, 1826, 1925, 2075, 2200, 2240, 2324, 2464, 2560, 2656, 2800, 2816, 2905, 3080, 3200, 3320, 3520, 3584, 3652, 3850, 4150, 4400, 4480, 4565, 4648, 4928, 5312, 5600, 5632, 5810, 6160, 6391, 6400, 6640, 7040, 7304, 7700, 8300, 8800, 8960, 9130, 9296, 9856, 10624, 11200, 11620, 12320, 12782, 12800, 13280, 14080, 14525, 14608, 15400, 16600, 17600, 17920, 18260, 18592, 19712, 21248, 22400, 22825, 23240, 24640, 25564, 26560, 28160, 29050, 29216, 30800, 31955, 33200, 35200, 36520, 37184, 39424, 42496, 44800, 45650, 46480, 49280, 51128, 53120, 58100, 58432, 61600, 63910, 66400, 70400, 73040, 74368, 89600, 91300, 92960, 98560, 102256, 106240, 116200, 116864, 123200, 127820, 132800, 140800, 146080, 148736, 159775, 182600, 185920, 197120, 204512, 212480, 232400, 233728, 246400, 255640, 265600, 292160, 297472, 319550, 365200, 371840, 409024, 464800, 467456, 492800, 511280, 531200, 584320, 639100, 730400, 743680, 818048, 929600, 985600, 1022560, 1062400, 1168640, 1278200, 1460800, 1487360, 1636096, 1859200, 2045120, 2337280, 2556400, 2921600, 3272192, 3718400, 4090240, 5112800, 5843200, 7436800, 8180480, 10225600, 11686400, 16360960, 20451200, 40902400, 81804800]

約数ペア:

[(1, 81804800), (2, 40902400), (4, 20451200), (5, 16360960), (7, 11686400), (8, 10225600), (10, 8180480), (11, 7436800), (14, 5843200), (16, 5112800), (20, 4090240), (22, 3718400), (25, 3272192), (28, 2921600), (32, 2556400), (35, 2337280), (40, 2045120), (44, 1859200), (50, 1636096), (55, 1487360), (56, 1460800), (64, 1278200), (70, 1168640), (77, 1062400), (80, 1022560), (83, 985600), (88, 929600), (100, 818048), (110, 743680), (112, 730400), (128, 639100), (140, 584320), (154, 531200), (160, 511280), (166, 492800), (175, 467456), (176, 464800), (200, 409024), (220, 371840), (224, 365200), (256, 319550), (275, 297472), (280, 292160), (308, 265600), (320, 255640), (332, 246400), (350, 233728), (352, 232400), (385, 212480), (400, 204512), (415, 197120), (440, 185920), (448, 182600), (512, 159775), (550, 148736), (560, 146080), (581, 140800), (616, 132800), (640, 127820), (664, 123200), (700, 116864), (704, 116200), (770, 106240), (800, 102256), (830, 98560), (880, 92960), (896, 91300), (913, 89600), (1100, 74368), (1120, 73040), (1162, 70400), (1232, 66400), (1280, 63910), (1328, 61600), (1400, 58432), (1408, 58100), (1540, 53120), (1600, 51128), (1660, 49280), (1760, 46480), (1792, 45650), (1826, 44800), (1925, 42496), (2075, 39424), (2200, 37184), (2240, 36520), (2324, 35200), (2464, 33200), (2560, 31955), (2656, 30800), (2800, 29216), (2816, 29050), (2905, 28160), (3080, 26560), (3200, 25564), (3320, 24640), (3520, 23240), (3584, 22825), (3652, 22400), (3850, 21248), (4150, 19712), (4400, 18592), (4480, 18260), (4565, 17920), (4648, 17600), (4928, 16600), (5312, 15400), (5600, 14608), (5632, 14525), (5810, 14080), (6160, 13280), (6391, 12800), (6400, 12782), (6640, 12320), (7040, 11620), (7304, 11200), (7700, 10624), (8300, 9856), (8800, 9296), (8960, 9130)]