28516800

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{457}}^1$

素因数の和:495

約数の個数: 168

約数和(自身を含む): 100976176

約数和(自身を除く): 72459376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 64, 65, 75, 78, 80, 96, 100, 104, 120, 130, 150, 156, 160, 192, 195, 200, 208, 240, 260, 300, 312, 320, 325, 390, 400, 416, 457, 480, 520, 600, 624, 650, 780, 800, 832, 914, 960, 975, 1040, 1200, 1248, 1300, 1371, 1560, 1600, 1828, 1950, 2080, 2285, 2400, 2496, 2600, 2742, 3120, 3656, 3900, 4160, 4570, 4800, 5200, 5484, 5941, 6240, 6855, 7312, 7800, 9140, 10400, 10968, 11425, 11882, 12480, 13710, 14624, 15600, 17823, 18280, 20800, 21936, 22850, 23764, 27420, 29248, 29705, 31200, 34275, 35646, 36560, 43872, 45700, 47528, 54840, 59410, 62400, 68550, 71292, 73120, 87744, 89115, 91400, 95056, 109680, 118820, 137100, 142584, 146240, 148525, 178230, 182800, 190112, 219360, 237640, 274200, 285168, 297050, 356460, 365600, 380224, 438720, 445575, 475280, 548400, 570336, 594100, 712920, 731200, 891150, 950560, 1096800, 1140672, 1188200, 1425840, 1782300, 1901120, 2193600, 2376400, 2851680, 3564600, 4752800, 5703360, 7129200, 9505600, 14258400, 28516800]

約数ペア:

[(1, 28516800), (2, 14258400), (3, 9505600), (4, 7129200), (5, 5703360), (6, 4752800), (8, 3564600), (10, 2851680), (12, 2376400), (13, 2193600), (15, 1901120), (16, 1782300), (20, 1425840), (24, 1188200), (25, 1140672), (26, 1096800), (30, 950560), (32, 891150), (39, 731200), (40, 712920), (48, 594100), (50, 570336), (52, 548400), (60, 475280), (64, 445575), (65, 438720), (75, 380224), (78, 365600), (80, 356460), (96, 297050), (100, 285168), (104, 274200), (120, 237640), (130, 219360), (150, 190112), (156, 182800), (160, 178230), (192, 148525), (195, 146240), (200, 142584), (208, 137100), (240, 118820), (260, 109680), (300, 95056), (312, 91400), (320, 89115), (325, 87744), (390, 73120), (400, 71292), (416, 68550), (457, 62400), (480, 59410), (520, 54840), (600, 47528), (624, 45700), (650, 43872), (780, 36560), (800, 35646), (832, 34275), (914, 31200), (960, 29705), (975, 29248), (1040, 27420), (1200, 23764), (1248, 22850), (1300, 21936), (1371, 20800), (1560, 18280), (1600, 17823), (1828, 15600), (1950, 14624), (2080, 13710), (2285, 12480), (2400, 11882), (2496, 11425), (2600, 10968), (2742, 10400), (3120, 9140), (3656, 7800), (3900, 7312), (4160, 6855), (4570, 6240), (4800, 5941), (5200, 5484)]