388710400

素因数分解:

$2^{14}\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:124

約数の個数: 180

約数和(自身を含む): 1052344972

約数和(自身を除く): 663634572

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 73, 80, 100, 104, 128, 130, 146, 160, 200, 208, 256, 260, 292, 320, 325, 365, 400, 416, 512, 520, 584, 640, 650, 730, 800, 832, 949, 1024, 1040, 1168, 1280, 1300, 1460, 1600, 1664, 1825, 1898, 2048, 2080, 2336, 2560, 2600, 2920, 3200, 3328, 3650, 3796, 4096, 4160, 4672, 4745, 5120, 5200, 5840, 6400, 6656, 7300, 7592, 8192, 8320, 9344, 9490, 10240, 10400, 11680, 12800, 13312, 14600, 15184, 16384, 16640, 18688, 18980, 20480, 20800, 23360, 23725, 25600, 26624, 29200, 30368, 33280, 37376, 37960, 40960, 41600, 46720, 47450, 51200, 53248, 58400, 60736, 66560, 74752, 75920, 81920, 83200, 93440, 94900, 102400, 106496, 116800, 121472, 133120, 149504, 151840, 166400, 186880, 189800, 204800, 212992, 233600, 242944, 266240, 299008, 303680, 332800, 373760, 379600, 409600, 467200, 485888, 532480, 598016, 607360, 665600, 747520, 759200, 934400, 971776, 1064960, 1196032, 1214720, 1331200, 1495040, 1518400, 1868800, 1943552, 2429440, 2662400, 2990080, 3036800, 3737600, 3887104, 4858880, 5324800, 5980160, 6073600, 7475200, 7774208, 9717760, 12147200, 14950400, 15548416, 19435520, 24294400, 29900800, 38871040, 48588800, 77742080, 97177600, 194355200, 388710400]

約数ペア:

[(1, 388710400), (2, 194355200), (4, 97177600), (5, 77742080), (8, 48588800), (10, 38871040), (13, 29900800), (16, 24294400), (20, 19435520), (25, 15548416), (26, 14950400), (32, 12147200), (40, 9717760), (50, 7774208), (52, 7475200), (64, 6073600), (65, 5980160), (73, 5324800), (80, 4858880), (100, 3887104), (104, 3737600), (128, 3036800), (130, 2990080), (146, 2662400), (160, 2429440), (200, 1943552), (208, 1868800), (256, 1518400), (260, 1495040), (292, 1331200), (320, 1214720), (325, 1196032), (365, 1064960), (400, 971776), (416, 934400), (512, 759200), (520, 747520), (584, 665600), (640, 607360), (650, 598016), (730, 532480), (800, 485888), (832, 467200), (949, 409600), (1024, 379600), (1040, 373760), (1168, 332800), (1280, 303680), (1300, 299008), (1460, 266240), (1600, 242944), (1664, 233600), (1825, 212992), (1898, 204800), (2048, 189800), (2080, 186880), (2336, 166400), (2560, 151840), (2600, 149504), (2920, 133120), (3200, 121472), (3328, 116800), (3650, 106496), (3796, 102400), (4096, 94900), (4160, 93440), (4672, 83200), (4745, 81920), (5120, 75920), (5200, 74752), (5840, 66560), (6400, 60736), (6656, 58400), (7300, 53248), (7592, 51200), (8192, 47450), (8320, 46720), (9344, 41600), (9490, 40960), (10240, 37960), (10400, 37376), (11680, 33280), (12800, 30368), (13312, 29200), (14600, 26624), (15184, 25600), (16384, 23725), (16640, 23360), (18688, 20800), (18980, 20480)]