197457750

素因数分解:

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

素因数の和:242

約数の個数: 240

約数和(自身を含む): 645559200

約数和(自身を除く): 448101450

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 42, 45, 49, 50, 54, 63, 70, 75, 81, 90, 98, 105, 125, 126, 135, 147, 150, 162, 175, 189, 199, 210, 225, 245, 250, 270, 294, 315, 350, 375, 378, 398, 405, 441, 450, 490, 525, 567, 597, 630, 675, 735, 750, 810, 875, 882, 945, 995, 1050, 1125, 1134, 1194, 1225, 1323, 1350, 1393, 1470, 1575, 1750, 1791, 1890, 1990, 2025, 2205, 2250, 2450, 2625, 2646, 2786, 2835, 2985, 3150, 3375, 3582, 3675, 3969, 4050, 4179, 4410, 4725, 4975, 5250, 5373, 5670, 5970, 6125, 6615, 6750, 6965, 7350, 7875, 7938, 8358, 8955, 9450, 9751, 9950, 10125, 10746, 11025, 12250, 12537, 13230, 13930, 14175, 14925, 15750, 16119, 17910, 18375, 19502, 19845, 20250, 20895, 22050, 23625, 24875, 25074, 26865, 28350, 29253, 29850, 32238, 33075, 34825, 36750, 37611, 39690, 41790, 44775, 47250, 48755, 49750, 53730, 55125, 58506, 62685, 66150, 69650, 70875, 74625, 75222, 80595, 87759, 89550, 97510, 99225, 104475, 110250, 112833, 125370, 134325, 141750, 146265, 149250, 161190, 165375, 174125, 175518, 188055, 198450, 208950, 223875, 225666, 243775, 263277, 268650, 292530, 313425, 330750, 348250, 376110, 402975, 438795, 447750, 487550, 496125, 522375, 526554, 564165, 626850, 671625, 731325, 789831, 805950, 877590, 940275, 992250, 1044750, 1128330, 1218875, 1316385, 1343250, 1462650, 1567125, 1579662, 1880550, 2014875, 2193975, 2437750, 2632770, 2820825, 3134250, 3656625, 3949155, 4029750, 4387950, 4701375, 5641650, 6581925, 7313250, 7898310, 9402750, 10969875, 13163850, 14104125, 19745775, 21939750, 28208250, 32909625, 39491550, 65819250, 98728875, 197457750]

約数ペア:

[(1, 197457750), (2, 98728875), (3, 65819250), (5, 39491550), (6, 32909625), (7, 28208250), (9, 21939750), (10, 19745775), (14, 14104125), (15, 13163850), (18, 10969875), (21, 9402750), (25, 7898310), (27, 7313250), (30, 6581925), (35, 5641650), (42, 4701375), (45, 4387950), (49, 4029750), (50, 3949155), (54, 3656625), (63, 3134250), (70, 2820825), (75, 2632770), (81, 2437750), (90, 2193975), (98, 2014875), (105, 1880550), (125, 1579662), (126, 1567125), (135, 1462650), (147, 1343250), (150, 1316385), (162, 1218875), (175, 1128330), (189, 1044750), (199, 992250), (210, 940275), (225, 877590), (245, 805950), (250, 789831), (270, 731325), (294, 671625), (315, 626850), (350, 564165), (375, 526554), (378, 522375), (398, 496125), (405, 487550), (441, 447750), (450, 438795), (490, 402975), (525, 376110), (567, 348250), (597, 330750), (630, 313425), (675, 292530), (735, 268650), (750, 263277), (810, 243775), (875, 225666), (882, 223875), (945, 208950), (995, 198450), (1050, 188055), (1125, 175518), (1134, 174125), (1194, 165375), (1225, 161190), (1323, 149250), (1350, 146265), (1393, 141750), (1470, 134325), (1575, 125370), (1750, 112833), (1791, 110250), (1890, 104475), (1990, 99225), (2025, 97510), (2205, 89550), (2250, 87759), (2450, 80595), (2625, 75222), (2646, 74625), (2786, 70875), (2835, 69650), (2985, 66150), (3150, 62685), (3375, 58506), (3582, 55125), (3675, 53730), (3969, 49750), (4050, 48755), (4179, 47250), (4410, 44775), (4725, 41790), (4975, 39690), (5250, 37611), (5373, 36750), (5670, 34825), (5970, 33075), (6125, 32238), (6615, 29850), (6750, 29253), (6965, 28350), (7350, 26865), (7875, 25074), (7938, 24875), (8358, 23625), (8955, 22050), (9450, 20895), (9751, 20250), (9950, 19845), (10125, 19502), (10746, 18375), (11025, 17910), (12250, 16119), (12537, 15750), (13230, 14925), (13930, 14175)]