343935680

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{491}}^1$

素因数の和:718

約数の個数: 112

約数和(自身を含む): 899769600

約数和(自身を除く): 555833920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 199, 220, 320, 352, 398, 440, 491, 704, 796, 880, 982, 995, 1592, 1760, 1964, 1990, 2189, 2455, 3184, 3520, 3928, 3980, 4378, 4910, 5401, 6368, 7856, 7960, 8756, 9820, 10802, 10945, 12736, 15712, 15920, 17512, 19640, 21604, 21890, 27005, 31424, 31840, 35024, 39280, 43208, 43780, 54010, 63680, 70048, 78560, 86416, 87560, 97709, 108020, 140096, 157120, 172832, 175120, 195418, 216040, 345664, 350240, 390836, 432080, 488545, 700480, 781672, 864160, 977090, 1074799, 1563344, 1728320, 1954180, 2149598, 3126688, 3908360, 4299196, 5373995, 6253376, 7816720, 8598392, 10747990, 15633440, 17196784, 21495980, 31266880, 34393568, 42991960, 68787136, 85983920, 171967840, 343935680]

約数ペア:

[(1, 343935680), (2, 171967840), (4, 85983920), (5, 68787136), (8, 42991960), (10, 34393568), (11, 31266880), (16, 21495980), (20, 17196784), (22, 15633440), (32, 10747990), (40, 8598392), (44, 7816720), (55, 6253376), (64, 5373995), (80, 4299196), (88, 3908360), (110, 3126688), (160, 2149598), (176, 1954180), (199, 1728320), (220, 1563344), (320, 1074799), (352, 977090), (398, 864160), (440, 781672), (491, 700480), (704, 488545), (796, 432080), (880, 390836), (982, 350240), (995, 345664), (1592, 216040), (1760, 195418), (1964, 175120), (1990, 172832), (2189, 157120), (2455, 140096), (3184, 108020), (3520, 97709), (3928, 87560), (3980, 86416), (4378, 78560), (4910, 70048), (5401, 63680), (6368, 54010), (7856, 43780), (7960, 43208), (8756, 39280), (9820, 35024), (10802, 31840), (10945, 31424), (12736, 27005), (15712, 21890), (15920, 21604), (17512, 19640)]