28637280

素因数分解:

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

素因数の和:978

約数の個数: 192

約数和(自身を含む): 114670080

約数和(自身を除く): 86032800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 947, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 1894, 2016, 2160, 2520, 2841, 3024, 3360, 3780, 3788, 4320, 4735, 5040, 5682, 6048, 6629, 7560, 7576, 8523, 9470, 10080, 11364, 13258, 14205, 15120, 15152, 17046, 18940, 19887, 22728, 25569, 26516, 28410, 30240, 30304, 33145, 34092, 37880, 39774, 42615, 45456, 51138, 53032, 56820, 59661, 66290, 68184, 75760, 79548, 85230, 90912, 99435, 102276, 106064, 113640, 119322, 127845, 132580, 136368, 151520, 159096, 170460, 178983, 198870, 204552, 212128, 227280, 238644, 255690, 265160, 272736, 298305, 318192, 340920, 357966, 397740, 409104, 454560, 477288, 511380, 530320, 596610, 636384, 681840, 715932, 795480, 818208, 894915, 954576, 1022760, 1060640, 1193220, 1363680, 1431864, 1590960, 1789830, 1909152, 2045520, 2386440, 2863728, 3181920, 3579660, 4091040, 4772880, 5727456, 7159320, 9545760, 14318640, 28637280]

約数ペア:

[(1, 28637280), (2, 14318640), (3, 9545760), (4, 7159320), (5, 5727456), (6, 4772880), (7, 4091040), (8, 3579660), (9, 3181920), (10, 2863728), (12, 2386440), (14, 2045520), (15, 1909152), (16, 1789830), (18, 1590960), (20, 1431864), (21, 1363680), (24, 1193220), (27, 1060640), (28, 1022760), (30, 954576), (32, 894915), (35, 818208), (36, 795480), (40, 715932), (42, 681840), (45, 636384), (48, 596610), (54, 530320), (56, 511380), (60, 477288), (63, 454560), (70, 409104), (72, 397740), (80, 357966), (84, 340920), (90, 318192), (96, 298305), (105, 272736), (108, 265160), (112, 255690), (120, 238644), (126, 227280), (135, 212128), (140, 204552), (144, 198870), (160, 178983), (168, 170460), (180, 159096), (189, 151520), (210, 136368), (216, 132580), (224, 127845), (240, 119322), (252, 113640), (270, 106064), (280, 102276), (288, 99435), (315, 90912), (336, 85230), (360, 79548), (378, 75760), (420, 68184), (432, 66290), (480, 59661), (504, 56820), (540, 53032), (560, 51138), (630, 45456), (672, 42615), (720, 39774), (756, 37880), (840, 34092), (864, 33145), (945, 30304), (947, 30240), (1008, 28410), (1080, 26516), (1120, 25569), (1260, 22728), (1440, 19887), (1512, 18940), (1680, 17046), (1890, 15152), (1894, 15120), (2016, 14205), (2160, 13258), (2520, 11364), (2841, 10080), (3024, 9470), (3360, 8523), (3780, 7576), (3788, 7560), (4320, 6629), (4735, 6048), (5040, 5682)]