207655680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3181}}^1$

素因数の和:3222

約数の個数: 144

約数和(自身を含む): 702432864

約数和(自身を除く): 494777184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 768, 816, 960, 1020, 1088, 1280, 1360, 1632, 1920, 2040, 2176, 2720, 3181, 3264, 3840, 4080, 4352, 5440, 6362, 6528, 8160, 9543, 10880, 12724, 13056, 15905, 16320, 19086, 21760, 25448, 31810, 32640, 38172, 47715, 50896, 54077, 63620, 65280, 76344, 95430, 101792, 108154, 127240, 152688, 162231, 190860, 203584, 216308, 254480, 270385, 305376, 324462, 381720, 407168, 432616, 508960, 540770, 610752, 648924, 763440, 811155, 814336, 865232, 1017920, 1081540, 1221504, 1297848, 1526880, 1622310, 1730464, 2035840, 2163080, 2443008, 2595696, 3053760, 3244620, 3460928, 4071680, 4326160, 5191392, 6107520, 6489240, 6921856, 8652320, 10382784, 12215040, 12978480, 13843712, 17304640, 20765568, 25956960, 34609280, 41531136, 51913920, 69218560, 103827840, 207655680]

約数ペア:

[(1, 207655680), (2, 103827840), (3, 69218560), (4, 51913920), (5, 41531136), (6, 34609280), (8, 25956960), (10, 20765568), (12, 17304640), (15, 13843712), (16, 12978480), (17, 12215040), (20, 10382784), (24, 8652320), (30, 6921856), (32, 6489240), (34, 6107520), (40, 5191392), (48, 4326160), (51, 4071680), (60, 3460928), (64, 3244620), (68, 3053760), (80, 2595696), (85, 2443008), (96, 2163080), (102, 2035840), (120, 1730464), (128, 1622310), (136, 1526880), (160, 1297848), (170, 1221504), (192, 1081540), (204, 1017920), (240, 865232), (255, 814336), (256, 811155), (272, 763440), (320, 648924), (340, 610752), (384, 540770), (408, 508960), (480, 432616), (510, 407168), (544, 381720), (640, 324462), (680, 305376), (768, 270385), (816, 254480), (960, 216308), (1020, 203584), (1088, 190860), (1280, 162231), (1360, 152688), (1632, 127240), (1920, 108154), (2040, 101792), (2176, 95430), (2720, 76344), (3181, 65280), (3264, 63620), (3840, 54077), (4080, 50896), (4352, 47715), (5440, 38172), (6362, 32640), (6528, 31810), (8160, 25448), (9543, 21760), (10880, 19086), (12724, 16320), (13056, 15905)]