257008500

素因数分解:

$2^2\times 3^2\times 5^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:272

約数の個数: 288

約数和(自身を含む): 953971200

約数和(自身を除く): 696962700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 41, 42, 45, 50, 60, 63, 70, 75, 82, 84, 90, 100, 105, 123, 125, 126, 140, 150, 164, 175, 180, 199, 205, 210, 225, 246, 250, 252, 287, 300, 315, 350, 369, 375, 398, 410, 420, 450, 492, 500, 525, 574, 597, 615, 630, 700, 738, 750, 796, 820, 861, 875, 900, 995, 1025, 1050, 1125, 1148, 1194, 1230, 1260, 1393, 1435, 1476, 1500, 1575, 1722, 1750, 1791, 1845, 1990, 2050, 2100, 2250, 2388, 2460, 2583, 2625, 2786, 2870, 2985, 3075, 3150, 3444, 3500, 3582, 3690, 3980, 4100, 4179, 4305, 4500, 4975, 5125, 5166, 5250, 5572, 5740, 5970, 6150, 6300, 6965, 7164, 7175, 7380, 7875, 8159, 8358, 8610, 8955, 9225, 9950, 10250, 10332, 10500, 11940, 12300, 12537, 12915, 13930, 14350, 14925, 15375, 15750, 16318, 16716, 17220, 17910, 18450, 19900, 20500, 20895, 21525, 24477, 24875, 25074, 25830, 27860, 28700, 29850, 30750, 31500, 32636, 34825, 35820, 35875, 36900, 40795, 41790, 43050, 44775, 46125, 48954, 49750, 50148, 51660, 57113, 59700, 61500, 62685, 64575, 69650, 71750, 73431, 74625, 81590, 83580, 86100, 89550, 92250, 97908, 99500, 104475, 107625, 114226, 122385, 125370, 129150, 139300, 143500, 146862, 149250, 163180, 171339, 174125, 179100, 184500, 203975, 208950, 215250, 223875, 228452, 244770, 250740, 258300, 285565, 293724, 298500, 313425, 322875, 342678, 348250, 367155, 407950, 417900, 430500, 447750, 489540, 514017, 522375, 571130, 611925, 626850, 645750, 685356, 696500, 734310, 815900, 856695, 895500, 1019875, 1028034, 1044750, 1142260, 1223850, 1253700, 1291500, 1427825, 1468620, 1567125, 1713390, 1835775, 2039750, 2056068, 2089500, 2447700, 2570085, 2855650, 3059625, 3134250, 3426780, 3671550, 4079500, 4283475, 5140170, 5711300, 6119250, 6268500, 7139125, 7343100, 8566950, 9178875, 10280340, 12238500, 12850425, 14278250, 17133900, 18357750, 21417375, 25700850, 28556500, 36715500, 42834750, 51401700, 64252125, 85669500, 128504250, 257008500]

約数ペア:

[(1, 257008500), (2, 128504250), (3, 85669500), (4, 64252125), (5, 51401700), (6, 42834750), (7, 36715500), (9, 28556500), (10, 25700850), (12, 21417375), (14, 18357750), (15, 17133900), (18, 14278250), (20, 12850425), (21, 12238500), (25, 10280340), (28, 9178875), (30, 8566950), (35, 7343100), (36, 7139125), (41, 6268500), (42, 6119250), (45, 5711300), (50, 5140170), (60, 4283475), (63, 4079500), (70, 3671550), (75, 3426780), (82, 3134250), (84, 3059625), (90, 2855650), (100, 2570085), (105, 2447700), (123, 2089500), (125, 2056068), (126, 2039750), (140, 1835775), (150, 1713390), (164, 1567125), (175, 1468620), (180, 1427825), (199, 1291500), (205, 1253700), (210, 1223850), (225, 1142260), (246, 1044750), (250, 1028034), (252, 1019875), (287, 895500), (300, 856695), (315, 815900), (350, 734310), (369, 696500), (375, 685356), (398, 645750), (410, 626850), (420, 611925), (450, 571130), (492, 522375), (500, 514017), (525, 489540), (574, 447750), (597, 430500), (615, 417900), (630, 407950), (700, 367155), (738, 348250), (750, 342678), (796, 322875), (820, 313425), (861, 298500), (875, 293724), (900, 285565), (995, 258300), (1025, 250740), (1050, 244770), (1125, 228452), (1148, 223875), (1194, 215250), (1230, 208950), (1260, 203975), (1393, 184500), (1435, 179100), (1476, 174125), (1500, 171339), (1575, 163180), (1722, 149250), (1750, 146862), (1791, 143500), (1845, 139300), (1990, 129150), (2050, 125370), (2100, 122385), (2250, 114226), (2388, 107625), (2460, 104475), (2583, 99500), (2625, 97908), (2786, 92250), (2870, 89550), (2985, 86100), (3075, 83580), (3150, 81590), (3444, 74625), (3500, 73431), (3582, 71750), (3690, 69650), (3980, 64575), (4100, 62685), (4179, 61500), (4305, 59700), (4500, 57113), (4975, 51660), (5125, 50148), (5166, 49750), (5250, 48954), (5572, 46125), (5740, 44775), (5970, 43050), (6150, 41790), (6300, 40795), (6965, 36900), (7164, 35875), (7175, 35820), (7380, 34825), (7875, 32636), (8159, 31500), (8358, 30750), (8610, 29850), (8955, 28700), (9225, 27860), (9950, 25830), (10250, 25074), (10332, 24875), (10500, 24477), (11940, 21525), (12300, 20895), (12537, 20500), (12915, 19900), (13930, 18450), (14350, 17910), (14925, 17220), (15375, 16716), (15750, 16318)]