51266250

素因数分解:

$2^1\times 3^3\times 5^4\times 7^2\times {\mathrm{31}}^1$

素因数の和:76

約数の個数: 240

約数和(自身を含む): 170945280

約数和(自身を除く): 119679030

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 31, 35, 42, 45, 49, 50, 54, 62, 63, 70, 75, 90, 93, 98, 105, 125, 126, 135, 147, 150, 155, 175, 186, 189, 210, 217, 225, 245, 250, 270, 279, 294, 310, 315, 350, 375, 378, 434, 441, 450, 465, 490, 525, 558, 625, 630, 651, 675, 735, 750, 775, 837, 875, 882, 930, 945, 1050, 1085, 1125, 1225, 1250, 1302, 1323, 1350, 1395, 1470, 1519, 1550, 1575, 1674, 1750, 1875, 1890, 1953, 2170, 2205, 2250, 2325, 2450, 2625, 2646, 2790, 3038, 3150, 3255, 3375, 3675, 3750, 3875, 3906, 4185, 4375, 4410, 4557, 4650, 4725, 5250, 5425, 5625, 5859, 6125, 6510, 6615, 6750, 6975, 7350, 7595, 7750, 7875, 8370, 8750, 9114, 9450, 9765, 10850, 11025, 11250, 11625, 11718, 12250, 13125, 13230, 13671, 13950, 15190, 15750, 16275, 16875, 18375, 19375, 19530, 20925, 22050, 22785, 23250, 23625, 26250, 27125, 27342, 29295, 30625, 32550, 33075, 33750, 34875, 36750, 37975, 38750, 39375, 41013, 41850, 45570, 47250, 48825, 54250, 55125, 58125, 58590, 61250, 66150, 68355, 69750, 75950, 78750, 81375, 82026, 91875, 97650, 104625, 110250, 113925, 116250, 118125, 135625, 136710, 146475, 162750, 165375, 174375, 183750, 189875, 205065, 209250, 227850, 236250, 244125, 271250, 275625, 292950, 330750, 341775, 348750, 379750, 406875, 410130, 488250, 523125, 551250, 569625, 683550, 732375, 813750, 826875, 949375, 1025325, 1046250, 1139250, 1220625, 1464750, 1653750, 1708875, 1898750, 2050650, 2441250, 2848125, 3417750, 3661875, 5126625, 5696250, 7323750, 8544375, 10253250, 17088750, 25633125, 51266250]

約数ペア:

[(1, 51266250), (2, 25633125), (3, 17088750), (5, 10253250), (6, 8544375), (7, 7323750), (9, 5696250), (10, 5126625), (14, 3661875), (15, 3417750), (18, 2848125), (21, 2441250), (25, 2050650), (27, 1898750), (30, 1708875), (31, 1653750), (35, 1464750), (42, 1220625), (45, 1139250), (49, 1046250), (50, 1025325), (54, 949375), (62, 826875), (63, 813750), (70, 732375), (75, 683550), (90, 569625), (93, 551250), (98, 523125), (105, 488250), (125, 410130), (126, 406875), (135, 379750), (147, 348750), (150, 341775), (155, 330750), (175, 292950), (186, 275625), (189, 271250), (210, 244125), (217, 236250), (225, 227850), (245, 209250), (250, 205065), (270, 189875), (279, 183750), (294, 174375), (310, 165375), (315, 162750), (350, 146475), (375, 136710), (378, 135625), (434, 118125), (441, 116250), (450, 113925), (465, 110250), (490, 104625), (525, 97650), (558, 91875), (625, 82026), (630, 81375), (651, 78750), (675, 75950), (735, 69750), (750, 68355), (775, 66150), (837, 61250), (875, 58590), (882, 58125), (930, 55125), (945, 54250), (1050, 48825), (1085, 47250), (1125, 45570), (1225, 41850), (1250, 41013), (1302, 39375), (1323, 38750), (1350, 37975), (1395, 36750), (1470, 34875), (1519, 33750), (1550, 33075), (1575, 32550), (1674, 30625), (1750, 29295), (1875, 27342), (1890, 27125), (1953, 26250), (2170, 23625), (2205, 23250), (2250, 22785), (2325, 22050), (2450, 20925), (2625, 19530), (2646, 19375), (2790, 18375), (3038, 16875), (3150, 16275), (3255, 15750), (3375, 15190), (3675, 13950), (3750, 13671), (3875, 13230), (3906, 13125), (4185, 12250), (4375, 11718), (4410, 11625), (4557, 11250), (4650, 11025), (4725, 10850), (5250, 9765), (5425, 9450), (5625, 9114), (5859, 8750), (6125, 8370), (6510, 7875), (6615, 7750), (6750, 7595), (6975, 7350)]