1878517760

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1$

素因数の和:466

約数の個数: 192

約数和(自身を含む): 5236358400

約数和(自身を除く): 3357840640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 80, 112, 128, 140, 146, 160, 224, 256, 280, 292, 320, 359, 365, 448, 511, 512, 560, 584, 640, 718, 730, 896, 1022, 1024, 1120, 1168, 1280, 1436, 1460, 1792, 1795, 2044, 2048, 2240, 2336, 2513, 2555, 2560, 2872, 2920, 3584, 3590, 4088, 4480, 4672, 5026, 5110, 5120, 5744, 5840, 7168, 7180, 8176, 8960, 9344, 10052, 10220, 10240, 11488, 11680, 12565, 14336, 14360, 16352, 17920, 18688, 20104, 20440, 22976, 23360, 25130, 26207, 28720, 32704, 35840, 37376, 40208, 40880, 45952, 46720, 50260, 52414, 57440, 65408, 71680, 74752, 80416, 81760, 91904, 93440, 100520, 104828, 114880, 130816, 131035, 149504, 160832, 163520, 183449, 183808, 186880, 201040, 209656, 229760, 261632, 262070, 321664, 327040, 366898, 367616, 373760, 402080, 419312, 459520, 523264, 524140, 643328, 654080, 733796, 735232, 747520, 804160, 838624, 917245, 919040, 1046528, 1048280, 1286656, 1308160, 1467592, 1608320, 1677248, 1834490, 1838080, 2096560, 2573312, 2616320, 2935184, 3216640, 3354496, 3668980, 3676160, 4193120, 5146624, 5232640, 5870368, 6433280, 6708992, 7337960, 8386240, 11740736, 12866560, 13417984, 14675920, 16772480, 23481472, 25733120, 26835968, 29351840, 33544960, 46962944, 53671936, 58703680, 67089920, 93925888, 117407360, 134179840, 187851776, 234814720, 268359680, 375703552, 469629440, 939258880, 1878517760]

約数ペア:

[(1, 1878517760), (2, 939258880), (4, 469629440), (5, 375703552), (7, 268359680), (8, 234814720), (10, 187851776), (14, 134179840), (16, 117407360), (20, 93925888), (28, 67089920), (32, 58703680), (35, 53671936), (40, 46962944), (56, 33544960), (64, 29351840), (70, 26835968), (73, 25733120), (80, 23481472), (112, 16772480), (128, 14675920), (140, 13417984), (146, 12866560), (160, 11740736), (224, 8386240), (256, 7337960), (280, 6708992), (292, 6433280), (320, 5870368), (359, 5232640), (365, 5146624), (448, 4193120), (511, 3676160), (512, 3668980), (560, 3354496), (584, 3216640), (640, 2935184), (718, 2616320), (730, 2573312), (896, 2096560), (1022, 1838080), (1024, 1834490), (1120, 1677248), (1168, 1608320), (1280, 1467592), (1436, 1308160), (1460, 1286656), (1792, 1048280), (1795, 1046528), (2044, 919040), (2048, 917245), (2240, 838624), (2336, 804160), (2513, 747520), (2555, 735232), (2560, 733796), (2872, 654080), (2920, 643328), (3584, 524140), (3590, 523264), (4088, 459520), (4480, 419312), (4672, 402080), (5026, 373760), (5110, 367616), (5120, 366898), (5744, 327040), (5840, 321664), (7168, 262070), (7180, 261632), (8176, 229760), (8960, 209656), (9344, 201040), (10052, 186880), (10220, 183808), (10240, 183449), (11488, 163520), (11680, 160832), (12565, 149504), (14336, 131035), (14360, 130816), (16352, 114880), (17920, 104828), (18688, 100520), (20104, 93440), (20440, 91904), (22976, 81760), (23360, 80416), (25130, 74752), (26207, 71680), (28720, 65408), (32704, 57440), (35840, 52414), (37376, 50260), (40208, 46720), (40880, 45952)]