207620280

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{947}}^1$

素因数の和:1003

約数の個数: 256

約数和(自身を含む): 819072000

約数和(自身を除く): 611451720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 29, 30, 35, 36, 40, 42, 45, 54, 56, 58, 60, 63, 70, 72, 84, 87, 90, 105, 108, 116, 120, 126, 135, 140, 145, 168, 174, 180, 189, 203, 210, 216, 232, 252, 261, 270, 280, 290, 315, 348, 360, 378, 406, 420, 435, 504, 522, 540, 580, 609, 630, 696, 756, 783, 812, 840, 870, 945, 947, 1015, 1044, 1080, 1160, 1218, 1260, 1305, 1512, 1566, 1624, 1740, 1827, 1890, 1894, 2030, 2088, 2436, 2520, 2610, 2841, 3045, 3132, 3480, 3654, 3780, 3788, 3915, 4060, 4735, 4872, 5220, 5481, 5682, 6090, 6264, 6629, 7308, 7560, 7576, 7830, 8120, 8523, 9135, 9470, 10440, 10962, 11364, 12180, 13258, 14205, 14616, 15660, 17046, 18270, 18940, 19887, 21924, 22728, 24360, 25569, 26516, 27405, 27463, 28410, 31320, 33145, 34092, 36540, 37880, 39774, 42615, 43848, 51138, 53032, 54810, 54926, 56820, 59661, 66290, 68184, 73080, 79548, 82389, 85230, 99435, 102276, 109620, 109852, 113640, 119322, 127845, 132580, 137315, 159096, 164778, 170460, 178983, 192241, 198870, 204552, 219240, 219704, 238644, 247167, 255690, 265160, 274630, 298305, 329556, 340920, 357966, 384482, 397740, 411945, 477288, 494334, 511380, 549260, 576723, 596610, 659112, 715932, 741501, 768964, 795480, 823890, 894915, 961205, 988668, 1022760, 1098520, 1153446, 1193220, 1235835, 1431864, 1483002, 1537928, 1647780, 1730169, 1789830, 1922410, 1977336, 2306892, 2386440, 2471670, 2883615, 2966004, 3295560, 3460338, 3579660, 3707505, 3844820, 4613784, 4943340, 5190507, 5767230, 5932008, 6920676, 7159320, 7415010, 7689640, 8650845, 9886680, 10381014, 11534460, 13841352, 14830020, 17301690, 20762028, 23068920, 25952535, 29660040, 34603380, 41524056, 51905070, 69206760, 103810140, 207620280]

約数ペア:

[(1, 207620280), (2, 103810140), (3, 69206760), (4, 51905070), (5, 41524056), (6, 34603380), (7, 29660040), (8, 25952535), (9, 23068920), (10, 20762028), (12, 17301690), (14, 14830020), (15, 13841352), (18, 11534460), (20, 10381014), (21, 9886680), (24, 8650845), (27, 7689640), (28, 7415010), (29, 7159320), (30, 6920676), (35, 5932008), (36, 5767230), (40, 5190507), (42, 4943340), (45, 4613784), (54, 3844820), (56, 3707505), (58, 3579660), (60, 3460338), (63, 3295560), (70, 2966004), (72, 2883615), (84, 2471670), (87, 2386440), (90, 2306892), (105, 1977336), (108, 1922410), (116, 1789830), (120, 1730169), (126, 1647780), (135, 1537928), (140, 1483002), (145, 1431864), (168, 1235835), (174, 1193220), (180, 1153446), (189, 1098520), (203, 1022760), (210, 988668), (216, 961205), (232, 894915), (252, 823890), (261, 795480), (270, 768964), (280, 741501), (290, 715932), (315, 659112), (348, 596610), (360, 576723), (378, 549260), (406, 511380), (420, 494334), (435, 477288), (504, 411945), (522, 397740), (540, 384482), (580, 357966), (609, 340920), (630, 329556), (696, 298305), (756, 274630), (783, 265160), (812, 255690), (840, 247167), (870, 238644), (945, 219704), (947, 219240), (1015, 204552), (1044, 198870), (1080, 192241), (1160, 178983), (1218, 170460), (1260, 164778), (1305, 159096), (1512, 137315), (1566, 132580), (1624, 127845), (1740, 119322), (1827, 113640), (1890, 109852), (1894, 109620), (2030, 102276), (2088, 99435), (2436, 85230), (2520, 82389), (2610, 79548), (2841, 73080), (3045, 68184), (3132, 66290), (3480, 59661), (3654, 56820), (3780, 54926), (3788, 54810), (3915, 53032), (4060, 51138), (4735, 43848), (4872, 42615), (5220, 39774), (5481, 37880), (5682, 36540), (6090, 34092), (6264, 33145), (6629, 31320), (7308, 28410), (7560, 27463), (7576, 27405), (7830, 26516), (8120, 25569), (8523, 24360), (9135, 22728), (9470, 21924), (10440, 19887), (10962, 18940), (11364, 18270), (12180, 17046), (13258, 15660), (14205, 14616)]