28208250

素因数分解:

$2^1\times 3^4\times 5^3\times 7^1\times {\mathrm{199}}^1$

素因数の和:235

約数の個数: 160

約数和(自身を含む): 90604800

約数和(自身を除く): 62396550

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 42, 45, 50, 54, 63, 70, 75, 81, 90, 105, 125, 126, 135, 150, 162, 175, 189, 199, 210, 225, 250, 270, 315, 350, 375, 378, 398, 405, 450, 525, 567, 597, 630, 675, 750, 810, 875, 945, 995, 1050, 1125, 1134, 1194, 1350, 1393, 1575, 1750, 1791, 1890, 1990, 2025, 2250, 2625, 2786, 2835, 2985, 3150, 3375, 3582, 4050, 4179, 4725, 4975, 5250, 5373, 5670, 5970, 6750, 6965, 7875, 8358, 8955, 9450, 9950, 10125, 10746, 12537, 13930, 14175, 14925, 15750, 16119, 17910, 20250, 20895, 23625, 24875, 25074, 26865, 28350, 29850, 32238, 34825, 37611, 41790, 44775, 47250, 49750, 53730, 62685, 69650, 70875, 74625, 75222, 80595, 89550, 104475, 112833, 125370, 134325, 141750, 149250, 161190, 174125, 188055, 208950, 223875, 225666, 268650, 313425, 348250, 376110, 402975, 447750, 522375, 564165, 626850, 671625, 805950, 940275, 1044750, 1128330, 1343250, 1567125, 1880550, 2014875, 2820825, 3134250, 4029750, 4701375, 5641650, 9402750, 14104125, 28208250]

約数ペア:

[(1, 28208250), (2, 14104125), (3, 9402750), (5, 5641650), (6, 4701375), (7, 4029750), (9, 3134250), (10, 2820825), (14, 2014875), (15, 1880550), (18, 1567125), (21, 1343250), (25, 1128330), (27, 1044750), (30, 940275), (35, 805950), (42, 671625), (45, 626850), (50, 564165), (54, 522375), (63, 447750), (70, 402975), (75, 376110), (81, 348250), (90, 313425), (105, 268650), (125, 225666), (126, 223875), (135, 208950), (150, 188055), (162, 174125), (175, 161190), (189, 149250), (199, 141750), (210, 134325), (225, 125370), (250, 112833), (270, 104475), (315, 89550), (350, 80595), (375, 75222), (378, 74625), (398, 70875), (405, 69650), (450, 62685), (525, 53730), (567, 49750), (597, 47250), (630, 44775), (675, 41790), (750, 37611), (810, 34825), (875, 32238), (945, 29850), (995, 28350), (1050, 26865), (1125, 25074), (1134, 24875), (1194, 23625), (1350, 20895), (1393, 20250), (1575, 17910), (1750, 16119), (1791, 15750), (1890, 14925), (1990, 14175), (2025, 13930), (2250, 12537), (2625, 10746), (2786, 10125), (2835, 9950), (2985, 9450), (3150, 8955), (3375, 8358), (3582, 7875), (4050, 6965), (4179, 6750), (4725, 5970), (4975, 5670), (5250, 5373)]