256470000

素因数分解:

$2^4\times 3^1\times 5^4\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:217

約数の個数: 200

約数和(自身を含む): 846029184

約数和(自身を除く): 589559184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 83, 100, 103, 120, 125, 150, 166, 200, 206, 240, 249, 250, 300, 309, 332, 375, 400, 412, 415, 498, 500, 515, 600, 618, 625, 664, 750, 824, 830, 996, 1000, 1030, 1200, 1236, 1245, 1250, 1328, 1500, 1545, 1648, 1660, 1875, 1992, 2000, 2060, 2075, 2472, 2490, 2500, 2575, 3000, 3090, 3320, 3750, 3984, 4120, 4150, 4944, 4980, 5000, 5150, 6000, 6180, 6225, 6640, 7500, 7725, 8240, 8300, 8549, 9960, 10000, 10300, 10375, 12360, 12450, 12875, 15000, 15450, 16600, 17098, 19920, 20600, 20750, 24720, 24900, 25647, 25750, 30000, 30900, 31125, 33200, 34196, 38625, 41200, 41500, 42745, 49800, 51294, 51500, 51875, 61800, 62250, 64375, 68392, 77250, 83000, 85490, 99600, 102588, 103000, 103750, 123600, 124500, 128235, 128750, 136784, 154500, 155625, 166000, 170980, 193125, 205176, 206000, 207500, 213725, 249000, 256470, 257500, 309000, 311250, 341960, 386250, 410352, 415000, 427450, 498000, 512940, 515000, 618000, 622500, 641175, 683920, 772500, 830000, 854900, 1025880, 1030000, 1068625, 1245000, 1282350, 1545000, 1709800, 2051760, 2137250, 2490000, 2564700, 3090000, 3205875, 3419600, 4274500, 5129400, 5343125, 6411750, 8549000, 10258800, 10686250, 12823500, 16029375, 17098000, 21372500, 25647000, 32058750, 42745000, 51294000, 64117500, 85490000, 128235000, 256470000]

約数ペア:

[(1, 256470000), (2, 128235000), (3, 85490000), (4, 64117500), (5, 51294000), (6, 42745000), (8, 32058750), (10, 25647000), (12, 21372500), (15, 17098000), (16, 16029375), (20, 12823500), (24, 10686250), (25, 10258800), (30, 8549000), (40, 6411750), (48, 5343125), (50, 5129400), (60, 4274500), (75, 3419600), (80, 3205875), (83, 3090000), (100, 2564700), (103, 2490000), (120, 2137250), (125, 2051760), (150, 1709800), (166, 1545000), (200, 1282350), (206, 1245000), (240, 1068625), (249, 1030000), (250, 1025880), (300, 854900), (309, 830000), (332, 772500), (375, 683920), (400, 641175), (412, 622500), (415, 618000), (498, 515000), (500, 512940), (515, 498000), (600, 427450), (618, 415000), (625, 410352), (664, 386250), (750, 341960), (824, 311250), (830, 309000), (996, 257500), (1000, 256470), (1030, 249000), (1200, 213725), (1236, 207500), (1245, 206000), (1250, 205176), (1328, 193125), (1500, 170980), (1545, 166000), (1648, 155625), (1660, 154500), (1875, 136784), (1992, 128750), (2000, 128235), (2060, 124500), (2075, 123600), (2472, 103750), (2490, 103000), (2500, 102588), (2575, 99600), (3000, 85490), (3090, 83000), (3320, 77250), (3750, 68392), (3984, 64375), (4120, 62250), (4150, 61800), (4944, 51875), (4980, 51500), (5000, 51294), (5150, 49800), (6000, 42745), (6180, 41500), (6225, 41200), (6640, 38625), (7500, 34196), (7725, 33200), (8240, 31125), (8300, 30900), (8549, 30000), (9960, 25750), (10000, 25647), (10300, 24900), (10375, 24720), (12360, 20750), (12450, 20600), (12875, 19920), (15000, 17098), (15450, 16600)]