1919561168

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{5167}}^1$

素因数の和:5320

約数の個数: 80

約数和(自身を含む): 4429430784

約数和(自身を除く): 2509869616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 107, 112, 124, 214, 217, 248, 428, 434, 496, 749, 856, 868, 1498, 1712, 1736, 2996, 3317, 3472, 5167, 5992, 6634, 10334, 11984, 13268, 20668, 23219, 26536, 36169, 41336, 46438, 53072, 72338, 82672, 92876, 144676, 160177, 185752, 289352, 320354, 371504, 552869, 578704, 640708, 1105738, 1121239, 1281416, 2211476, 2242478, 2562832, 3870083, 4422952, 4484956, 7740166, 8845904, 8969912, 15480332, 17138939, 17939824, 30960664, 34277878, 61921328, 68555756, 119972573, 137111512, 239945146, 274223024, 479890292, 959780584, 1919561168]

約数ペア:

[(1, 1919561168), (2, 959780584), (4, 479890292), (7, 274223024), (8, 239945146), (14, 137111512), (16, 119972573), (28, 68555756), (31, 61921328), (56, 34277878), (62, 30960664), (107, 17939824), (112, 17138939), (124, 15480332), (214, 8969912), (217, 8845904), (248, 7740166), (428, 4484956), (434, 4422952), (496, 3870083), (749, 2562832), (856, 2242478), (868, 2211476), (1498, 1281416), (1712, 1121239), (1736, 1105738), (2996, 640708), (3317, 578704), (3472, 552869), (5167, 371504), (5992, 320354), (6634, 289352), (10334, 185752), (11984, 160177), (13268, 144676), (20668, 92876), (23219, 82672), (26536, 72338), (36169, 53072), (41336, 46438)]